Actuarial Publications of Krzysztof M. Ostaszewski

(this page is continuously under construction)

Hong Mao, James M. Carson, Krzysztof Ostaszewski, and Yuling Wang, "Determination of Optimal Cap on Claim Settlements Based on Social Benefit Maximization," Journal of Insurance Regulation, forthcoming.
Hong Mao, James M. Carson, Krzysztof Ostaszewski, Yan Luo, and Yuling Wang, “Determining the Insurer’s Optimal Investment and Reinsurance Strategy Based on Stochastic Differential Game,” Journal of Insurance Issues, forthcoming.
Hong Mao, James M. Carson, and Krzysztof Ostaszewski,
"Optimization of Dynamic Minimum Guarantee Return, Investment
And Reinsurance Strategy By Balancing the Risks And Benefit of Both Insurers' And Consumers," Journal of Insurance and Finance, 2016, 2, pp. 81-105. This paper received a prize for the best paper published in this edition of the Journal of Insurance and Finance.
Krzysztof Ostaszewski, "Retirement: Choosing between Bismarck and Copernicus", chapter in the monograph Risk Strategies Pertaining to the Many and Diverse Risks Found in Retirement, Society of Actuaries, Schaumburg, Illinois, 2016. This paper received the second prize in the Society of Actuaries retirement risks essay competition.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Seventeenth Edition (for 2016) The Actuarial Bookstore , Greenland, New Hampshire, 2016.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM Examination, 2016 edition, self
published with The Actuarial Bookstore.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, 2016 edition, self published with The Actuarial Bookstore.

Hong Mao, James M. Carson, and Krzysztof Ostaszewski, and Wei Hao, "Integrated Determination of Insurer Capital, Investment, and Reinsurance Strategy," Journal of Insurance Regulation, 34(6), 2015, pp. 1-29.
Krzysztof Ostaszewski, "Emerging insurance regulation in the European Union and the United States" Prawo Asekuracyjne, No. 3, September 2015.


Hong Mao, Krzysztof Ostaszewski, and Yuling Wang , “Optimal retirement age, leisure and consumption,” Economic Modelling 43 (2014), pp. 458–464.
Hong Mao, James M. Carson, Krzysztof Ostaszewski, and Yuling Wang, "Unified and Dynamic Monitoring of Solvency of Property and Liability Insurance Companies," Quality Technology & Quantitative Management, Vol. 11, No. 4, pp. 363-382, 2014.
Krzysztof Ostaszewski, "It's the real economy, stupid!," pp. 253-268, chapter in Rozne oblicza zarzadzania ryzykiem, research monograph edited by Juliusz Kotynski, published by Vistula University, Warsaw, Poland, April 2014.
Krzysztof Ostaszewski, The Public Pensions Crisis in the U.S., A Geneva Association Report, Geneva, Switzerland, April 2014.
Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Sixteenth Edition, Second Printing, The Actuarial Bookstore , Greenland, New Hampshire, 2014.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM Examination, 2014 edition, self
published with Actex Publications and The Actuarial Bookstore.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, 2014 edition, self published with Actex Publications and The Actuarial Bookstore.
Peter Murdza and Krzysztof Ostaszewski, Actex MLC Review Questions, 2014 Edition, Actex Publications.


James M. Carson, Hong Mao, and Krzysztof Ostaszewski, "Stochastic Dynamic Optimization Model of Insurance Pricing Under the Assumption of Linear Demand," Chapter 2, pp. 115-139 in Zastosowanie Metod Ilosciowych w Zarzadzaniu Ryzykiem w Dzialalnosci Inwestycyjnej, edited by Andrzej Stanislaw Barczak and Piotr Tworek, Wydawnictwo Uniwersytetu Ekonomicznego w Katowicach, Katowice, Poland, December 2013.

Krzysztof Ostaszewski and Anthony Webb, "Guest Editorial," The Geneva Papers on Risk and Insurance: Issues and Practice 38, October 2013, pp. 635-637.
Krzysztof Ostaszewski, “Editorial: The Fierce Urgency of Now!,” Newsletter: Life and Pensions, The Geneva Association, No. 53, September 2013, pp. 1-2.
Krzysztof Ostaszewski,
"The effect of Pillar 1 on efficient investment portfolio choice in the case of the United States," The Geneva Papers on Risk and Insurance: Issues and Practice 38, October 2013, pp. 675-700.

Hong Mao, James M. Carson, Krzysztof Ostaszewski, and Yuling Wang, “Pricing of Deposit Insurance Considering Investment, Deductibles and Policy Limit,” Journal of Insurance Issues, 36 (2), Fall 2013, pp. 149–174.

Hong Mao, James M. Carson, Krzysztof Ostaszewski, and Yuling Wang, "Unified and Dynamic Monitoring of Solvency of Property and Liability Insurance Companies," Quality Technology & Quantitative Management, forthcoming in 2013.

Hong Mao, James M. Carson, Krzysztof Ostaszewski, and Zhongkai Wen, "Optimal Decision on Dynamic Insurance Price and Investment Portfolio of an Insurer," Insurance: Mathematics and Economics, 52, 2013, pp. 359–369.

Krzysztof Ostaszewski, “Editorial,” The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 52, March 2013, pp. 1-2.

Juergen Deller and Krzysztof Ostaszewski, "Report on 'The Four Pillars: The Next 25 Years' Conference of the Geneva Association, The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 52, March 2013, pp. 2-4.

Krzysztof Ostaszewski, "Participants of the Conference Strongly Endorse the Four Pillars Concept," The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 52, March 2013, pp. 4-5.

Krzysztof Ostaszewski, "The Role of Price Signals from the Insurance Industry for the Four Pillars," Etudes et Dossiers No. 395, February 2013, The Geneva Association, Geneva, Switzerland.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Sixteenth Edition, The Actuarial Bookstore, Greenland, New Hampshire, 2013.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM Examination, 2013 edition, self published with Actex Publications and The Actuarial Bookstore.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, 2013 edition, self published with Actex Publications and The Actuarial Bookstore.
Peter Murdza and Krzysztof Ostaszewski, Actex MLC Review Questions, 2013 Edition, Actex Publications.
Krzysztof Ostaszewski, Actex MLC Six Practice Exams, 2013 Edition, Actex Publications.


James M. Carson, Christopher Clark, Krzysztof Ostaszewski, "The incentives and welfare economics of life insurance backdating," Journal of Insurance Regulation, 31(2012), pp. 91-103.

James Jones and Krzysztof Ostaszewski, "Illinois State University: Creating Actuarial Capacity in Rare Harmony," Chapter 3.5, pp. 81-86, in Promoting Microinsurance in Ghana, published by the National Insurance Commission of Ghana and Deutsche Gesellschaft für Internationale Zusammenarbeit, Accra, Ghana, 2012.

Krzysztof Ostaszewski, "An Interview with Mr Johan van Zyl, CEO of Sanlam, South Africa", The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 51, September 2012, pp. 21-22.

Krzysztof Ostaszewski, "The Holistic View: Why All Four Pillars Need to Work in Concert", The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 51, September 2012, pp. 2-8.

Krzysztof Ostaszewski, “Editorial,” The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 51, September 2012, pp. 1-2.
Krzysztof Ostaszewski, "The financial crisis: impact on the four pillars of old-age protection" (Chapter 4) and "The holistic view: why all pillars need to work in concert" (Chapter 8), in Addressing the Challenge of Global Ageing—Funding Issues and Insurance Solutions, edited by Patrick M. Liedtke and Kai-Uwe Schanz, The Geneva Association, Geneva, Switzerland, 2012.
Krzysztof Ostaszewski, "ALM in Financial Intermediation: The Derivatives Business," chapter (pp. 111-121) in Asset–Liability Management for Financial Institutions, edited by Bob Swarup, A & C Black Publishers Ltd., London, England, 2012.
Krzysztof Ostaszewski,
" The Four Pillars: Looking at the Last 25 Years and the Next 25 Years," The Four Pillars Newsletter: Research on Insurance, Retirement and Social Security, No. 50, March 2012, pp. 1-5.
Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Fifteenth Edition, Actuarial Study Materials, Merrick, New York, 2012. Also, an online version published by Coaching Actuaries.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM Examination, 2012 edition, self published with Actex Publications and The Actuarial Bookstore.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, 2012 edition, self published with Actex Publications and The Actuarial Bookstore.
Peter Murdza and Krzysztof Ostaszewski, Actex MLC Review Questions, 2012 Edition, Actex Publications.
Krzysztof Ostaszewski, Actex MLC Five Practice Exams, 2012 Edition, Actex Publications.


Hong Mao and Krzysztof Ostaszewski, “Insurance Pricing, Reinsurance and Investment Decision Based on the Mutual Benefit of the Insurer and the Customer,” Proceedings of the 2011 IEEE International Conference on Industrial Engineering and Engineering Management, December 2011, pp. 91-95.
Hong Mao, Krzysztof Ostaszewski, and Yuling Wang, “Pricing Annuity Insurance Integrating Mortality Improvement Risk, Interest Rate Risk, Insolvency Risk and Insurance Demand,” Proceedings of the 2011 IEEE International Conference on Industrial Engineering and Engineering Management, December 2011, pp. 704-708.

Hong Mao, Krzysztof Ostaszewski, and Youyu Zhang, "Dynamic Models for Valuation of Wrongful Death Compensation," Chapter 6 in: Investigaciones En Seguros Y Gestion Del Riesgo: Riesgo 2011, edited by Jose Manuel Feria, Enrique J. Jimenez, and Montserrat Guillen, Instituto del Ciencias del Seguro, Seville, Espana, 2011.

Katie School of Insurance and Financial Services (Research team: James R. Jones, Askar Choudhury Domingo Joaquin, Aslihan Spaulding, Krzysztof Ostaszewski, Genevieve Amamoo, Horace Melton, Marjorie Danso-Manu, Richard Bill, Mukthar Mahdi, and Asliddin Odilov), "Establishing An Index Insurance Triggers for Crop Loss in Northern Ghana". Research Paper No. 7, September 2011, Microinsurance Innovation Facility, International Labour Office, Geneva, Switzerland.

James Jones and Krzysztof Ostaszewski, "Illinois State University: Creating a Rare Harmony," ARIA News, American Risk and Insurance Association newsletter, Spring 2011, vol. 16, No. 1, pp. 16-24.
Hong Mao, Krzysztof Ostaszewski, and Yuling Wang,
"Deciding Whether a Life Insurance Contact Should be Reinstated," Journal of Insurance Issues vol. 34, No. 1, Spring 2011.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Fourteenth Edition, Actuarial Study Materials, Merrick, New York, 2011. Also, an online version published by Coaching Actuaries.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2011 Edition. Simultaneously published with Actex Publications and The Actuarial Bookstore.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2011 Edition. Simultaneously published with Actex Publications and The Actuarial Bookstore.


Hong Mao and Krzysztof Ostaszewski, “Pricing Insurance Contracts and Determining Optimal Capital of Insurers,” Proceedings of the 2010 IEEE IEEM, December 2010, 1-5.
Krzysztof Ostaszewski,
ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Thirteenth Edition, Actuarial Study Materials, Merrick, New York, 2010.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2010 Edition.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2010 Edition.


Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Twelfth Edition, Actuarial Study Materials, Merrick, New York, 2009.

Krzysztof Ostaszewski, ASM Study Manual Supplement for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Three Additional Practice Examinations, Set 2, Actuarial Study Material, Merrick, New York, 2009.

Krzysztof Ostaszewski,  "Modigliani, Miller and Mortgages", chapter in Housing in Retirement online monograph published by the Society of Actuaries.

Krzysztof Ostaszewski, "Amerykanska Gra of Ubezpieczenia Zdrowotne" (in Polish, translates as: "American Game of Health Insurance"), interview at the Bankier.pl financial web site, August 28, 2009.

James Rizzo, Krzysztof Ostaszewski, and Piotr Krekora, "Revisiting Pension Actuarial Science," part of Public Pensions Finance Symposium of the Society of Actuaries.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Eleventh Edition, Actuarial Study Materials, Merrick, New York, 2009.

Krzysztof Ostaszewski, ASM Study Manual Supplement for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Three Additional Practice Examinations, Set 1, Actuarial Study Materials, Merrick, New York, 2009.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, April 2009 edition for the Fall 2009 examination.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, April 2009 edition for the Fall 2009 examination.

Hong Mao and Krzysztof Ostaszewski,  "Alternative Pricing Models of Deposit Insurance Under Capital Forbearance," Asia-Pacific Journal of Risk and Insurance, 3(2) (2009), 84-92.


Krzysztof Ostaszewski, "The Upside of a Downturn", pp. 8-10 in Risk Management: The Current Financial Crisis, Lessons Learned and Future Implications, online research monograph edited by Don Mango, Marc Altschull, Dave Ingram, and Wayne Fisher, published by the Society of Actuaries, December 2008.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Tenth Edition, Actuarial Study Materials, Merrick, New York, 2008.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, Fall 2008 edition for the Spring 2009 examination.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, Fall 2008 edition for the Spring 2009 examination.

Krzysztof Ostaszewski, "The Great Invisible Pension Reform in the United States," Chapter 4 in Pension Provision: Government Failure Around the World, edited by Philip Booth, Oskari Juurikkala and Nick Silver, The Institute of Economic Affairs, London, United Kingdom, 2008.

Hong Mao and Krzysztof Ostaszewski, "Pricing Equity-Linked Life Insurance Contracts with Minimum Interest Rate Guarantee in Partial Equilibrium Framework," German Risk and Insurance Review 4 (2008), 28-53.

Hong Mao, Krzysztof Ostaszewski, and Yuling Wang, "Risk Analysis of Mortality Improvement: The Case of Chinese Annuity Markets," The Geneva Papers on Risk and Insurance: Issues and Practice 33 (2008), 234–249. This paper received the Science and Technology Association of Shanghai Pudong Prize, in Shanghai, China, in January 2010.

Richard Derrig and Krzysztof Ostaszewski, "Insurance" Chapter 20 in: Handbook of Probability: Theory and Applications, edited by Tamas Rudas, Sage Publications, Thousand Oaks, California, 2008.

Askar Choudhury, Jinadasa Gamage, James Jones, and Krzysztof Ostaszewski, "Structural Change In The CPCU Curriculum And Its Effect On The Completion Time," Academy of Educational Leadership Journal, Volume 12, Number 2, 2008, pp. 95-108.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Ninth Edition, Actuarial Study Materials, Merrick, New York, 2008.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, Spring 2008 edition.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, Spring 2008 edition.


Hong Mao and Krzysztof M. Ostaszewski, "Application of Game Theory to Pricing of Participating Deferred Annuity," Journal of Insurance Issues 30 (2007), pp. 102-121.

Krzysztof Ostaszewski, Solutions Manual for Bowers' et al. Actuarial Mathematics, Actex Publications, Inc., Winsted, Connecticut, 2007.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Eighth Edition, Actuarial Study Materials, Merrick, New York, 2007.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, Fall 2007 edition.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, Fall 2007 edition.

Jinadasa Gamage, Jed Linfield, Krzysztof Ostaszewski, and Steven Siegel, Statistical Methods for Health Actuaries -- IBNR Estimates: An  Introduction, online publication by the Society of Actuaries, accompanied by workbooks illustrating use of regression and simulation techniques for IBNR reserving.

Krzysztof Ostaszewski, "Social Security and My G-g-generation," The Actuary, Society of Actuaries, Schaumburg, Illinois, April/May 2007.

Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, Spring 2007 edition.

Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, Spring 2007 edition.

Jed Linfield, Jinadasa Gamage and Krzysztof Ostaszewski, "Using Statistical Analysis and Actuarial Judgment in the Calculation of Medical Liability," ARCH, 1.2007, The Society of Actuaries, Schaumburg, Illinois, 2007.

Jed Linfield, Jinadasa Gamage and Krzysztof Ostaszewski, "An Alternative Approach to Calculation of IBNR Reserve in Health Insurance," ARCH, 1.2007, The Society of Actuaries, Schaumburg, Illinois, 2007.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Seventh Edition, Actuarial Study Materials, Merrick, New York, 2007.


Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course MLC Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2006.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2006.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Sixth Edition, Actuarial Study Materials, Merrick, New York, 2006.

Babu Nahata, Krzysztof Ostaszewski, and P.K. Sahoo, "Rising Health Care Expenditures: A Demand-Side Analysis," The ICFAI Journal of Risk and Insurance, 2006, Hyderabad, India.

Richard MacMinn, Krzysztof Ostaszewski, Ranee Thiagarajah, and Frederik Weber, "Mortality improvement select birth cohorts and their effect on pricing of survivor bonds," in: Re-Envisioning Retirement in the 21-st Century, Society of Actuaries Monograph, Schaumburg, Illinois, June 2006.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Fifth Edition, Actuarial Study Materials, Merrick, New York, 2006.

Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Fourth Edition, Actuarial Study Materials, Merrick, New York, 2006.

Stanislaw Kluza and Krzysztof Ostaszewski, Polish Pension Reform: 2005, Ten Years Later, International Center for Pension Reform. Online publication, 2006.


Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Third Edition, Actuarial Study Materials, Merrick, New York, 2005.
Richard MacMinn, Krzysztof Ostaszewski, Ranee Thiagarajah, and Jan Frederik Weber, "Mortality improvement select birth cohorts and their effect on pricing of survivor bonds,"2005 World Risk and Insurance Economics Congress, Salt Lake City, Utah, August 2005, Conference Proceedings, Working Paper Series of The Geneva Association.
Krzysztof Ostaszewski, "Actuarial Research Illustrated by Study of Global Mortality Improvement", Record of the Society of Actuaries, 2005 Spring Meeting, New Orleans, May 24, 2005.
Ewa Kubicka and Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course M Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2005.
Krzysztof Ostaszewski, Study Manual for the Society of Actuaries Course FM / Casualty Actuarial Society Course 2 Examination, New England Actuarial Seminars, Sharon, Massachusetts, 2005.
Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Second Edition, Actuarial Study Materials, Merrick, New York, 2005.
Babu Nahata, Krzysztof Ostaszewski, and P.K. Sahoo, "Rising Health Care Expenditures: A Demand-Side Analysis," Journal of Insurance Issues vol. 28, No. 1, Spring 2005, pp. 88-102.
Leslaw Gajek, Krzysztof Ostaszewski, and and Hans-Joachim Zwiesler, "A Primer on Duration, Convexity, and Immunization," Journal of Actuarial Practice, 12(2005), pp. 59-82.
Michael Gauger and Krzysztof Ostaszewski, Solutions Manual for Bowers' et al. Actuarial Mathematics, Actex Publications, Inc., Winsted, Connecticut, 2005.
Richard MacMinn, Krzysztof Ostaszewski, Ranee Thiagarajah, and Jan Frederik Weber, "An  Investigation of Select Birth Cohorts," in: Living to 100 and Beyond, Society of Actuaries Monograph, Schaumburg, Illinois, January 2005.

Leslaw Gajek and Krzysztof Ostaszewski, Financial Risk Management of Pension Plans, Elsevier, Amsterdam, The Netherlands, 2004.
Krzysztof Ostaszewski, ASM Study Manual for the Society of Actuaries Course P / Casualty Actuarial Society Course 1 Examination, Actuarial Study Materials,Merrick, New York, 2004.
Richard Derrig and Krzysztof Ostaszewski, "Fuzzy Sets" pp. 747-750 in: Encyclopedia of Actuarial Science, Volume 2, John Wiley & Sons, Ltd., Chichester, West Sussex, England, 2004.
Hong Mao, James M. Carson, Krzysztof M. Ostaszewski, and Shoucheng Luo, "Pricing Life Insurance: Combining Economic, Financial, and Actuarial Approaches," Journal of Insurance Issues 27 (2004), pp. 134-159.
Catherine Konsky and Krzysztof Ostaszewski, "Assessing Communication in the Work of Actuaries", Proceedings of the Spring Meeting of the Society of Actuaries, Anaheim, California, May 2004.
James M. Carson and Krzysztof Ostaszewski, "The actuarial value of life insurance backdating," Journal of Actuarial Practice 11(2004), pp. 63-77.
Krzysztof Ostaszewski, "Is Life Insurance a Human Capital Derivatives Business?" The ICFAI Journal of Risk and Insurance, 1(1), pp. 7-17, 2004, Hyderabad, India.
Krzysztof Ostaszewski, "Asset/liability risks and the nature of financial intermediation," Chapter 2 (pp. 20-30) in: Asset/Liability Management of Financial Institutions, edited by Leo Tilman, Euromoney Institutional Investor, London, United Kingdom, 2003.
Krzysztof Ostaszewski and Grzegorz Rempala, "Emerging Applications of the Resampling Methods in Actuarial Models," Chapter 15 (pp. 523-560) in Intelligent and Other Computational Techniques In The Insurance Industry: Theory and Applications, edited by Lakhmi Jain and Arnold Shapiro, World Scientific, 2003.
Stanislaw Kluza and Krzysztof Ostaszewski, "Pension reform in Poland," Chapter 5 (pp. 71-87) in The Welfare State in Emerging-Market Economies: With Case Studies from Latin America, Eastern-Central Europe, and Asia, edited by Christian Aspalter, Casa Verde Publishing, Taichung City, Taiwan, 2003.
Krzysztof Ostaszewski, "Is life insurance a human capital derivatives business?" Journal of Insurance Issues 26 (2003), pp. 1-14. This paper received the Hardigree Award for the best research paper published in 2003 in the Journal of Insurance Issues.
James M. Carson and Krzysztof Ostaszewski, "What Is the True Value of Tax Deferral?", The Record of the Society of Actuaries, Volume 29, No. 1, 2003.
Krzysztof Ostaszewski, Asset-Liability Integration, Society of Actuaries Monograph M-F102-1, Schaumburg, Illinois, June 2002.
Leslaw Gajek and Krzysztof Ostaszewski, Plany Emerytalne: Zarzadzanie Aktywami i Zobowiazaniami, (in Polish, translates as: Pension Plans: Asset-Liability Management), Wydawnictwo Naukowo-Techniczne Warsaw, Poland, May 2002.
Krzysztof Ostaszewski and Hans-Joachim Zwiesler, "Gefahren von Duration-Matching-Strategien," (in German, translates as: "The perils of asset-liability matching strategies"), Blaetter der Deutschen Gesellschaft fuer Versicherungsmathematik, April 2002, 25(3), pp. 617-627.
Krzysztof Ostaszewski, Actex Study Cards for the Society of Actuaries Course 6 examination, Actex Publications, Winsted, Connecticut, January 2002.

Krzysztof Ostaszewski, "Opportunities in the privatization of the U.S. Social Security systems," The Review, Informa Insurance Publishers, November 2001, pp. 20-21.
Leslaw Gajek and Krzysztof Ostaszewski, "Optimal funding of a liability," Journal of Insurance Issues 24(1-2), 2001, pp. 17-29.
Krzysztof Ostaszewski, "Macroeconomic aspects of private retirement programs," North American Actuarial Journal, Volume 5, Number 3, July 2001, pp. 52-64.
Krzysztof Ostaszewski, moderator, speaker and recorder for the session "Different Look at Social Security Systems" at the Spring Meeting of the Society of Actuaries, Toronto, Ontario, Canada, June 20-22, 2001, published in the Record of the Society of Actuaries, Vol. 27, No. 2, 2001.
Krzysztof Ostaszewski, moderator, speaker and recorder for the session "All you can eat healthcare?" at the Spring Meeting of the Society of Actuaries, Toronto, Ontario, Canada, June 20-22, 2001, published in the Record of the Society of Actuaries, Vol. 27, No. 2, 2001.
Krzysztof Ostaszewski, moderator, speaker and recorder for the session "Social Security: The Long-Term Perspective" at the Spring Meeting of the Society of Actuaries, Dallas, Texas, May 29-30, 2001, published in the Record of the Society of Actuaries, Vol. 27, No. 1, 2001.
Krzysztof Ostaszewski, moderator, speaker and recorder for the session "All you can eat healthcare?" at the Spring Meeting of the Society of Actuaries, Dallas, Texas, May 29-30, 2001, published in the Record of the Society of Actuaries, Vol. 27, No. 1, 2001.
Richard Derrig, Krzysztof Ostaszewski and Grzegorz Rempala, " Applications of resampling methods in actuarial practice," Proceedings of the Casualty Actuarial Society, Volume 87, Fall 2000, pp. 322-364.
Krzysztof Ostaszewski and Grzegorz Rempala, "Modeling interest rates in cash-flow testing using resampling methodologies," Actuarial Research Clearing House, 2000, vol. 1.
Krzysztof Ostaszewski, "Kontrakt spoleczny" (in Polish, translates as: "Social contract"), Fundusze Emerytalne (Retirement Funds), 3(5), Spring 2000, pp. 19-24.
Richard Derrig and Krzysztof Ostaszewski, " Fuzzy sets methodologies in actuarial science," Chapter 16, pp. 531-556, in: Practical Applications of Fuzzy Technologies, edited by Hans-Juergen Zimmerman, Kluwer Academic Publishers, Norwell, Massachusetts, 1999.
Krzysztof Ostaszewski, Discussion of "The Proposals of the Advisory Council on Social Security: Not Only Undesirable but Also Impossible of Enactment" by Robert J. Myers, pp. in chapter VI of The Old Age Crisis -- Actuarial Opportunities, SOA Monograph M-RS99-1, Society of Actuaries, Schaumburg, Illinois, January 1999, pp. 61-63.
Krzysztof Ostaszewski, Discussion of "Declining Adequacy of Social Security Retirement Benefits," by Bruce D. Schobel, in chapter IX of The Old Age Crisis -- Actuarial Opportunities, SOA Monograph M-RS99-1, Society of Actuaries, Schaumburg, Illinois, January 1999, pp. 86-89.
Krzysztof Ostaszewski, "Is Paul v. Virginia dead?", pp. 351-360 in: Fair Value of Insurance Liabilities, edited by I.T. Vanderhoof and E. Altman, Kluwer Academic Publishers, Boston, 1998.
Krzysztof Ostaszewski, " Macroeconomic Aspects of Private Retirement Programs," Actuarial Research Clearing House, 1998.2, pp. 134-168.
Richard Derrig, Krzysztof Ostaszewski and Grzegorz Rempala, "Applications of resampling methods in dynamic financial analysis", Casualty Actuarial Society Forum, Summer 1998.
Krzysztof Ostaszewski, Discussion of "Social Security: Regressive or Progressive?" by Robert L. Brown, North American Actuarial Journal, April 1998, pp. 30-31.
Patricia Cerrito, Dennis Olson, and Krzysztof Ostaszewski, "Nonparametric tests for the random walk in stock prices," Advances in Quantitative Analysis of Finance and Accounting, vol. 6, 1998. pp. 27-36.
Krzysztof Ostaszewski, "Privatizing Social Security: who would invest the money?" USA Today (Magazine), January 1998.
Richard Derrig and Krzysztof Ostaszewski, "Managing the tax liability of property-casualty insurance company", Journal of Risk and Insurance, December 1997, volume 64, No. 4, pp. 695-711.
Krzysztof Ostaszewski, "Money to the people," International Center for Pension Reform article, February 17, 1997.
Krzysztof Ostaszewski, " Privatizing the Social Security trust fund? Don't let the government invest", Cato Institute, Social Security Paper No. 6, January 14, 1997.
Krzysztof Ostaszewski, Discussion of "Forecasting Social Security Actuarial Assumptions" by Jed Frees, North American Actuarial Journal, Volume 1, No. 4, October 1997, pp. 77-78.
Krzysztof Ostaszewski, Discussion of "Fuzzy Financial Pricing of Property Casualty Insurance" by David Cummings and Richard Derrig, North American Actuarial Journal, Volume 1, Number 4, October 1997, pp. 41-42.
Krzysztof Ostaszewski, Discussion of "In Defense of Pay-as-You-Go (Paygo) Financing of Social Security," by Robert L. Brown, North American Actuarial Journal, Volume 1, Number 4, October 1997, pp. 17-20.
Krzysztof Ostaszewski, speaker in the session "Current issues for the U.S. Social Security and the Canadian Pension Plan (CPP)" at the 1997 Annual Meeting of the Society of Actuaries, Washington, D.C., October 26-29, 1997, published in the Record of the Society of Actuaries, vol. 23, No. 3, 1997.
Krzysztof Ostaszewski, moderator and recorder of the session "Forecasting of Social Security Actuarial Assumptions" at the 1996 Annual Meeting of the Society of Actuaries, Orlando, Florida, October 27-30, 1996, published in the Record of the Society of Actuaries, vol. 22, No. 3, 1996.
Krzysztof Ostaszewski, moderator and recorder of the session "Asset/Liability Management for Social Security Systems" at the 1996 Annual Meeting of the Society of Actuaries, Orlando, Florida, October 27-30, 1996, published in the Record of the Society of Actuaries, vol. 22, No. 3, 1996.
Krzysztof Ostaszewski, "Ubezpieczenia spoleczne w Stanach Zjednoczonych i Kanadzie" (in Polish, translates as: "Social insurance in the United States and Canada"), pp. 185-191 in: Organizacja i Finansowanie Ubezpieczen Zdrowotnych (in Polish, translates as Organization and Financing of Health Insurance), edited by Lucyna Frackiewicz, Akademia Ekonomiczna im. Karola Adamieckiego, Katowice, Poland, 1996.
Krzysztof Ostaszewski, "Further, I think that Social Security must be privatized", Contingencies, January/February 1996, pp. 48-52.
Richard Derrig and Krzysztof Ostaszewski, "Fuzzy techniques of pattern recognition in risk and claim classification", Journal of Risk and Insurance, September 1995, volume 62, No. 3, pp. 447-482. This paper received the 2005 American Risk and Insurance Association Robert I. Mehr Award for a paper that "best stood the test of time".
Krzysztof Ostaszewski and Boguslawa Urbaniak, "Glos w dyskusji o reformie ubezpieczen spolecznych w Polsce" (in Polish, translates as: "Yet another voice in the discussion on the social insurance reform in Poland"), Praca i Zabezpieczenie Spoleczne, 12(1995), pp. 23-30.
Richard Derrig and Krzysztof Ostaszewski, "The fuzzy problem of hedging the tax liability of a property-liability insurance company", Proceedings of the 5th AFIR International Colloquium, Brussels, September 1995, pp. 17-42.
Krzysztof Ostaszewski, speaker in the session "Social security systems around the world" at the 1995 Annual Meeting of the Society of Actuaries, Boston, Massachusetts, October 1995, published in the Record of the Society of Actuaries, vol. 21, No. 4A, 1995.
Krzysztof Ostaszewski, "Aktuariusze po lewej stronie bilansu" (in Polish, translates as: "Actuaries on the left-hand side of the balance sheet"), Aktuariusz newsletter of the Polish Society of Actuaries, No. 7 Vol. 2, March 14, 1995.
Krzysztof Ostaszewski, "In defense of derivatives", Contingencies, May/June 1995, pp. 64-67.
Krzysztof Ostaszewski, Discussion of "Paygo Funding Stability and Intergenerational Equity", by Robert L. Brown, Transactions of the Society of Actuaries, 48(1995), pp. 155-163.
Richard Derrig and Krzysztof Ostaszewski, "Fuzzy techniques of pattern recognition in risk and claim classification", Actuarial Approach for Financial Risks International Colloquium, Proceedings published by the Society of Actuaries, 1994, pp. 141-172.
Krzysztof Ostaszewski, "Do Junk Bonds Die in Vain? Some Do, Some Don't," abstract in the Actuarial Research Clearing House, 1994.1, p. 203.
Krzysztof Ostaszewski, moderator and recorder of the session "Are we prepared for interest rates to rise again" at the 1994 Valuation Actuary Meeting of the Society of Actuaries, San Francisco, California, May 26-27, 1994, published in the Record of the Society of Actuaries, vol. 20, No. 2, 1994.
Krzysztof Ostaszewski, An Investigation into Possible Applications of Fuzzy Sets Methods in Actuarial Science, Society of Actuaries Monograph, Schaumburg, Illinois, 1993.
Waldemar Karwowski and Krzysztof Ostaszewski, "Towards fuzzy actuarial credibility", Proceedings of the North American Fuzzy Information Processing Society, 1993 Annual Meeting, Allentown, Pennsylvania, August 1993.
Krzysztof Ostaszewski, "Fuzzy Sets Methods in Actuarial Science", abstract in the Actuarial Research Clearing House, 1993.1, pp. 333-334.
Bruce Ebanks, Waldemar Karwowski, and Krzysztof Ostaszewski, "Application of measures of fuzziness to risk classification in insurance," pp. 290-291 in: Computing and Information, IEEE Computer Society Press, Los Alamitos, California, 1992.
Waldemar Karwowski and Krzysztof Ostaszewski, "An analysis of possible applications of fuzzy set theory to the actuarial credibility theory," Proceedings of the North American Fuzzy Information Processing Society, 1992 Annual Meeting, Puerto Vallarta, Mexico, December 1992.
Krzysztof Ostaszewski, "New method is fuzzy", The Actuary, May 1992.
Waldemar Karwowski, and Krzysztof Ostaszewski, "Fuzzy clustering methods for assessment of population risks in the insurance industry", Proceedings of the 1992 International Fuzzy Systems and Intelligent Control Conference, Louisville, Kentucky, March 1992.
Krzysztof Ostaszewski, "Investigation of actuarial functions under conditions of high and volatile inflation", Actuarial Research Clearing House, Proceedings of the Actuarial Research Day, The University of Western Ontario, London, Ontario, Canada, June 1992.
Krzysztof Ostaszewski, Discussion of "An updated money's-worth analysis of Social Security retirement benefits" by Robert J. Myers and Bruce D. Schobel, Transactions of the Society of Actuaries, 44(1992), pp. 277-279.
Krzysztof Ostaszewski, Discussion of "An actuarial analysis of the AIDS epidemic as it affects heterosexuals" by Peter M. Plumley, Transactions of the Society of Actuaries, 44(1992).
Krzysztof Ostaszewski, "Zmienne losowe i rozmyte w naukach aktuarialnych" (in Polish, translates as "Random and fuzzy variables in actuarial science"), Proceedings of the Twentieth Applied Mathematics Conference of the Polish Academy of Sciences, Zakopane, Poland, September 1991.
Waldemar Karwowski, and Krzysztof Ostaszewski, "Fuzzy modeling of risk in investment analysis," in: Computing and Information , edited by R. Janicki and W. Koczkodaj, North-Holland, Amsterdam, 1989, pp. 503-505.
Krzysztof Ostaszewski, "Fuzzy modeling of risk", Proceedings of the Southeast Asian Mathematical Society Regional Conference on Mathematics, Gadjah Mada University, Yogyakarta, Indonesia, 1989, 71-73.
All information contained here is, to our best knowledge, correct, but it is merely a representation, and should not be considered to be any form of professional advice. This electronic publication should not be misconstrued as the official position of Illinois State University, or its Department of Mathematics. We are glad to provide as much information as possible here, but we kindly ask that in any decision related to matters listed here you seek additional counsel and information. Comments on this page are welcome and should be sent to Dr. Krzysztof Ostaszewski  at his e-mail address: krzysio@ilstu.edu.
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