TY - JOUR N2 - The article presents scientific achievements of Alfred Nobel Memorial Prize Laureates in economic sciences in 2019: Esther Duflo, Abhijit Banerjee, and Michael Kremer. The paper describes their contribution to the research on the sources of poverty in the world and the ways of alleviating it, and their contribution to the development of experimental research in social sciences using randomized control trials (RCT). In this context, the authors explain the reasons for growing popularity of this approach in development economics and discuss its strengths and weaknesses. L1 - http://czasopisma.pan.pl/Content/116615/PDF-MASTER/EKON_2020-01_07-Buttler-Szambelanczyk.pdf L2 - http://czasopisma.pan.pl/Content/116615 PY - 2020 IS - No 1 EP - 141 KW - development economics KW - randomized control trials KW - field experiments A1 - Buttler, Dominik A1 - SzambelaƄczyk, Jan PB - Polskie Towarzystwo Ekonomiczne PB - Instytut Nauk Ekonomicznych Polskiej Akademii Nauk DA - 2020.04.09 T1 - Experimental approach to global poverty alleviation. Alfred Nobel memorial prize of the Bank of Sweden in 2019: Esther Duflo, Abhijit Banerjee, Michael Kremer SP - 127 UR - http://czasopisma.pan.pl/dlibra/publication/edition/116615 T2 - Ekonomista ER -