4 IZA Discussion Papers
IZA Discussion Paper No. 11442
published in: European Economic Review, 2021, 132, 103658
IZA Discussion Paper No. 10245
published in: Economics Letters, 2016, 147, 160-163.
IZA Discussion Paper No. 9631
published in: Southern Economic Journal, 2017, 84 (1), 26-51
IZA Discussion Paper No. 1671
published as 'Moonlighting over the Business Cycle' in: Economic Inquiry, 2009, 47 (4), 754 - 765