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  1. On Application of Ordered Fuzzy Numbers in Ranking Linguistically Evaluated Negotiation Offers

    Article • Advances in Fuzzy Systems, November 2018, Hindawi Publishing Corporation

    prof Krzysztof M Piasecki

  2. Revision of the Kosiński’s Theory of Ordered Fuzzy Numbers

    Article • Axioms, March 2018, MDPI AG

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  3. Expected Rate of Return from Financial Portfolio – the Case of Triangular Fuzzy Present Value

    Article • Annales Universitatis Mariae Curie-Skłodowska sectio H Oeconomia, January 2018, Wydawnictwo Uniwersyteu Marii Curi-Sklodowskiej w Lublinie

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  4. Two-Asset Portfolio with Triangular Fuzzy Present Values—An Alternative Approach

    Article • January 2018, Springer Science + Business Media

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  5. Capacity of Neural Networks and Discriminant Analysis in Classifying Potential Debtors

    Article • Folia Oeconomica Stetinensia, December 2017, De Gruyter

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  6. Axiomatic definition of entropy measure

    Article • Journal of Intelligent & Fuzzy Systems, August 2017, IOS Press

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  7. O pewnych modyfikacjach teorii skierowanych liczb rozmytych

    Article • Optimum Economic Studies, January 2017, University of Bialystok

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  8. Note to "Folia Oeconomica Stetinensia 16(1), (2016), 93-112"

    Article • Folia Oeconomica Stetinensia, December 2016, De Gruyter

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  9. Black-Litterman Model with Intuitionistic Fuzzy Posterior Return

    Article • SSRN Electronic Journal, January 2016, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  10. Behavioural Present Value Defined as Fuzzy Number – a New Approach

    Article • Folia Oeconomica Stetinensia, December 2015, De Gruyter

    prof Krzysztof Piasecki, prof Krzysztof M Piasecki

  11. Discounting Under Impact of Risk Aversion

    Article • SSRN Electronic Journal, January 2015, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  12. System Dynamics and Mathematical Method Application for the Strategic Foresight

    Article • SSRN Electronic Journal, January 2015, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  13. Discounting under impact of temporal risk aversion - a case of discrete time

    Article • Management Forum, January 2015, Wroclaw University of Economics

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  14. On Imprecise Investment Recommendations

    Article • Studies in Logic Grammar and Rhetoric, August 2014, De Gruyter

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  15. Intuitionistic Assessment Of Behavioural Present Value*

    Article • Folia Oeconomica Stetinensia, July 2014, De Gruyter

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  16. On Return Rate Implied by Behavioural Present Value

    Article • SSRN Electronic Journal, January 2014, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  17. Discounting Under Impact of Temporal Risk Aversion - A Case of Discrete Time

    Article • SSRN Electronic Journal, January 2014, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  18. Discounting Under Impact of Temporal Risk Aversion - A Case of Continuous Time

    Article • SSRN Electronic Journal, January 2014, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  19. Behawioralna wartość bieżąca – nowe podejście

    Article • Optimum Economic Studies, January 2014, University of Bialystok

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  20. Imprecise Return Rates on the Warsaw Stock Exchange

    Article • SSRN Electronic Journal, January 2013, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  21. Basis of Financial Arithmetic from the Point View of the Utility Theory

    Article • SSRN Electronic Journal, January 2012, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  22. Simple Return Rate at Imprecision Risk

    Article • SSRN Electronic Journal, January 2011, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  23. Fuzzy Probabilistic Sets as a Tool for Behavioural Finance

    Article • SSRN Electronic Journal, January 2011, Elsevier

    prof Krzysztof Piasecki, prof Krzysztof M Piasecki

  24. Behavioural Present Value

    Article • SSRN Electronic Journal, January 2010, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  25. Intuitionistic Sets in Financial Market Analysis – A Case Study

    Article • SSRN Electronic Journal, January 2010, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  26. Return Rates of WIG20 Index in the Situation of Extreme Tide Turning on the Warsaw Stock Exchange

    Article • SSRN Electronic Journal, January 2010, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  27. On a possible generalization of the Bayes method of inference

    Article • Fuzzy Sets and Systems, September 1990, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  28. On fuzzily measurable random variables

    Article • Fuzzy Sets and Systems, January 1989, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  29. A remark on the definition of fuzzy P-measures and the Bayes formula

    Article • Fuzzy Sets and Systems, September 1988, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  30. Fuzzy sets in Poznań

    Article • Fuzzy Sets and Systems, December 1987, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  31. Note to “on the bayes formula for fuzzy probability measures”

    Article • Fuzzy Sets and Systems, October 1987, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  32. Fuzzy P-measure on the real line

    Article • Fuzzy Sets and Systems, June 1987, Elsevier

    prof Krzysztof Piasecki, prof Krzysztof M Piasecki

  33. Fuzzy probability spaces defined by means of the fuzzy relation ‘less than’

    Article • Fuzzy Sets and Systems, July 1986, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  34. On the Bayes formula for fuzzy probability measures

    Article • Fuzzy Sets and Systems, March 1986, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki

  35. Probability of fuzzy events defined as denumerable additivity measure

    Article • Fuzzy Sets and Systems, December 1985, Elsevier

    prof Krzysztof M Piasecki, prof Krzysztof Piasecki