6 IZA Discussion Papers
IZA Discussion Paper No. 14979
IZA Discussion Paper No. 14610
published as 'The productivity shock in business services' in: Small Business Economics, 2022, 59 (3), 1273 - 1299
IZA Discussion Paper No. 11396
published in: Early Childhood Research Quarterly, 2019, 47, 472 - 486
IZA Discussion Paper No. 7382
revised version published as 'The Value of Hiring through Employee Referrals' in: Quarterly Journal of Economics, 2015, 130(2), 805-839
IZA Discussion Paper No. 3422
published in: Sergio Destefanis and Marco Musella (eds.), Paid and Unpaid Labour in Social Utility Services, Heidelberg: Physica Verlag, 2009
IZA Discussion Paper No. 2254
published in: Annals of Public and Cooperative Economics, 2007, 78 (1), 57-86