2 IZA Discussion Papers
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