3 IZA Discussion Papers
IZA Discussion Paper No. 14226
IZA Discussion Paper No. 8726
published in: M. Cervellati, U. Sunde (eds.), Demographic Change and Long-Run Development, MIT Press, 2017,
IZA Discussion Paper No. 5027
revised version published as 'Optimal Incentive Contracts for Knowledge Workers' in: European Economic Review, 2014, 67, 82-106