23 IZA Discussion Papers
IZA Discussion Paper No. 6332
revised version published in: Journal of Behavioral and Experimental Economics, 2014, 53, 10-16, with Vincent O'Sullivan added as third author
IZA Discussion Paper No. 4968
substantially revised version published as 'Longer-Term Impacts of Mentoring, Educational Services, and Learning Incentives: Evidence from a Randomized Trial in the United States' in: American Economic Journal: Applied Economics, 2012, 4 (4), 121 - 139
IZA Discussion Paper No. 2063
revised version published as 'Understanding the Cycle: Childhood Maltreatment and Future Crime?' in: Journal of Human Resources, 2012, 47 (2), 509-549
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