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Anna Leszczyłowska Tax Foundation Europe Research Fellow

Anna Leszczyłowska

Research Fellow, Tax Foundation Europe

Anna Leszczyłowska is a Research Fellow at Tax Foundation Europe and Assistant Professor at the Poznań University of Economics and Business, Poland.

Anna’s research focuses on the effects of taxation on taxpayers’ decision-making. She holds a PhD in Economics, jointly awarded by the University of Potsdam, Germany, and Poznań University of Economics and Business, with distinction (summa cum laude). She led several research projects funded by the Polish National Science Centre and the German Academic Exchange Service (DAAD) and participated in the Erasmus teaching program in taxation. As an external expert for the International Monetary Fund, she contributed to tax policy advisory missions.

Anna is fluent in Polish (native), English, and German.

Latest Work

Poland digital services tax, DST

How Poland’s Restrictive Tax Treatment of Losses Penalizes Risk-Taking and Business Expansion

Poland has one of the most restrictive approaches to the tax treatment of losses in the OECD. Loss carryover provisions allow businesses to deduct their losses in one year against taxable income in another, smoothing their taxable income over time. Their absence or restriction leads to firms with more variable profits and losses over time being taxed at higher rates, penalizing risky investment, such as research and development (R&D), and business expansion.

16 min read