4 IZA Discussion Papers
IZA Discussion Paper No. 17047
IZA Discussion Paper No. 13173
published in: Journal of Law, Finance and Accounting, 2020, 5 (2), 337 - 359
IZA Discussion Paper No. 5459
revised version published in: American Law and Economics Review, 2014, 16 (1), 269-312
IZA Discussion Paper No. 1805
revised version published in: Journal of Law and Economics, 2009, 52 (3), 445-467