2 IZA Discussion Papers
IZA Discussion Paper No. 11971
revised version published in: Oxford Bulletin of Economics and Statistics, 2021, 83 (4), 1024 - 1047
IZA Discussion Paper No. 11606
published as 'Allocation of time and child socio-emotional skills' in: Review of Economics of the Household, 2022, 20, 1155–1192