4 IZA Discussion Papers
IZA Discussion Paper No. 16931
IZA Discussion Paper No. 10150
published in: Educational Evaluation and Policy Analysis, 2019, 41(1), 98-123
IZA Discussion Paper No. 9598
published in: American Economic Review, 2016, 106 (5), 348-354
IZA Discussion Paper No. 9169
published in: Education Finance and Policy, 2020, 15 (2), 209-240