5 IZA Discussion Papers
IZA Discussion Paper No. 9564
published in: Journal of Economic Behavior and Organisation, 2020, 179, 544-565
IZA Discussion Paper No. 9560
published as 'Non-tuition Costs, School Access and Student Performance: Evidence from the Gambia' in: Journal of African Economies, 2017, 26 (2), 140-168.
IZA Discussion Paper No. 9129
published in: World Bank Economic Review, 2019, 33 (1), 185-208
IZA Discussion Paper No. 6480
revised version published in: Journal of Labor Economics, 2015, 33(3), 521-569
IZA Discussion Paper No. 947
substantially revised version published as 'Heterogeneity and Performance in Tournaments: A Test for Incentive Effect using Professional Tennis Data' in: Applied Economics, 2010, 41 (25), 3199-3208