Kliber, Pawel (2008): A Proposal of Portfolio Choice for Infinitely Divisible Distributions of Assets Returns. Published in: Foundations of Computing and Decision Sciences , Vol. 34, No. 1 (2008): pp. 43-52.
Kowalski, Tadeusz (2009): Comparative analysis of economic transformation in Poland and selected central European countries. Published in: Poznan-Atlanta MBAWorking Papers in Management, Finance and Economics, Poznan University of Economics , Vol. 1 2009, No. 1 (8) 2009
Kowalski, Tadeusz (2002): The Simonian bounded rationality hypothesis and the expectation formation mechanism. Published in: Poznan Unversity of Economics Review , Vol. Volume 2, No. Number 1, 2002 (2002): pp. 5-24.
Kowalski, Tadeusz (2011): Economic policy and the financial and economic crisis. Published in: Working papers, Faculty of International Business and Economics No. WP/2011/01 (August 2011): pp. 1-15.
Kowalski, Tadeusz (2012): The economic and monetary union countries vs. the global crisis. Published in: Working papers. Faculty of international business and economics. Poznan University of Economics No. WP/2012/04
Kowalski, Tadeusz and Pietrzykowski, Maciej (2010): The economic and monetary union vs. shifts in competitiveness of member states. Published in: Working papers, Faculty of International Business and Economics No. WP/2010/05 (2010): pp. 1-30.