2 IZA Discussion Papers
IZA Discussion Paper No. 1841
revised and extended version published as 'Aligning Ambition and Incentives' in: Journal of Law, Economics, and Organization , 2011, 27(1).
IZA Discussion Paper No. 1527
revised and extended version published in: Journal of Law, Economics and Organization, 2011, 27 (3): 655-688.