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Date:
23 Sep 2025 - 30 Nov 2025
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Financed by:
Foundation for good initiatives
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Aleksandra Kolasa
Senior Economist
Dr Aleksandra Kolasa is a Senior Economist at the CASE - Center for Social and Economic Research, where she is responsible for econometric analysis and economic research, primarily in the area of taxation. Her academic interests revolve around monetary poverty, inequality, and household welfare. She has extensive experience working with micro-level data and life-cycle models with heterogeneous agents. Before joining CASE, Aleksandra led an NCN research grant at the University of Warsaw on the impact of non-income related benefits. From 2010 to 2017, she served as a Senior Economist at the National Bank of Poland, specializing in household sector topics. Her professional experience also includes consulting for the World Bank and working as a data scientist in tech companies. Aleksandra holds a PhD in Economics (with distinction) from the University of Warsaw and an MA in Mathematics from the same institution.
Projects from this author:
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Study to analyse national sick leave policies and their impacts on workers’ health and productivity to identify best practices for workers and businesses
The project involves carrying out a comparative study of national sick leave policies in the European Union. It focuses on analysing sick leave policies and their impacts on workers’ health and productivity, with the aim of identifying best practices for workers and businesses.
- Study to Quantify the Excise Gap
- Drivers of involuntary part-time employment in the EU
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Study to analyse national sick leave policies and their impacts on workers’ health and productivity to identify best practices for workers and businesses
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Jan Hagemejer
President of CASE Management Board, Macroeconomics & Trade Director
Jan Hagemejer’s areas of expertise are international trade as well as macroeconomic and structural issues. He graduated from University of Warsaw where he also obtained his PhD and habilitation, as well as from Purdue University (MA in Economics). He works as an associate professor at the Faculty of Economic Sciences, University of Warsaw. Prior to … <a href="https://case-research.eu/project/study-on-foster-care-in-poland/">Continued</a>
Projects from this author:
- Upgrade of the ESPON’s Territorial Impact Assessment methodology – towards new innovative approaches
- Study to Quantify the Excise Gap
- Drivers of involuntary part-time employment in the EU
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Magdalena Wiśniewska
Head of Business Development Team
Magdalena Wiśniewska is responsible for managing research projects at CASE. She holds MA in International Relations from the Nicolaus Copernicus University in Toruń and MA in Finance & Accounting from Warsaw School of Economics. During her career she gathered an extensive experience both in the public and private sector. She worked among others for Office … <a href="https://case-research.eu/project/study-on-foster-care-in-poland/">Continued</a>
Projects from this author:
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The future of UK-EU cooperation on Justice and Home Affairs from the perspective of Poland
This project examines the future of United Kingdom–European Union cooperation in Justice and Home Affairs (JHA) through an in-depth case study of Poland. It frames UK–EU relations as an evolving, practical partnership shaped by shared risks and operational needs rather than purely by post-Brexit institutional arrangements.
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Study to analyse national sick leave policies and their impacts on workers’ health and productivity to identify best practices for workers and businesses
The project involves carrying out a comparative study of national sick leave policies in the European Union. It focuses on analysing sick leave policies and their impacts on workers’ health and productivity, with the aim of identifying best practices for workers and businesses.
- Upgrade of the ESPON’s Territorial Impact Assessment methodology – towards new innovative approaches
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The future of UK-EU cooperation on Justice and Home Affairs from the perspective of Poland