7 IZA Discussion Papers
IZA Discussion Paper No. 16731
IZA Discussion Paper No. 16498
IZA Discussion Paper No. 16232
IZA Discussion Paper No. 16008
IZA Discussion Paper No. 15787
published as 'Poland: Education During and After COVID-19 Pandemic and Educational Reforms' in: Crato, N., Patrinos, H.A. (eds), Improving National Education Systems After COVID-19. Evaluating Education: Normative Systems and Institutional Practices. Springer, Cham, 2025, 121–133 (without H. A. Patrinos and S. Wrona).
IZA Discussion Paper No. 14785
published as 'Who Lost the Most? Mathematics Achievement during the COVID-19 Pandemic' in: B.E.Journal of Economic Analysis & Policy, 2022, 22 (2), 399-408
IZA Discussion Paper No. 14298
revised version publlished in: Journal of European Social Policy, 2022, 32 (4), 361-375