57 IZA Discussion Papers
IZA Discussion Paper No. 7628
revised version published in: Econometric Theory, 2015, 31(1), 115-151
IZA Discussion Paper No. 6789
published in: Journal of Economic Behavior and Organization, 2014, 98, 1-28
IZA Discussion Paper No. 6618
IZA Discussion Paper No. 6397
published in: Journal of Business and Economic Statistics
IZA Discussion Paper No. 5943
published in: Economics Letters, 2012, 115 (1), 11-15
IZA Discussion Paper No. 5630
published in: The Economic Journal, 2013, 123 (570), F358-F400
IZA Discussion Paper No. 5503
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