4 IZA Discussion Papers
IZA Discussion Paper No. 12700
published in: Journal of Economic Behavior & Organization, 2022, 203, 107-124
IZA Discussion Paper No. 11449
IZA Discussion Paper No. 3632
published as 'Estimation of Treatment Effects Without an Exclusion Restriction: with an Application to the Analysis of the School Breakfast Program' in: Journal of Applied Econometrics, 2013, 28 (6), 982-1017
IZA Discussion Paper No. 2738
published in: Journal of Econometrics, 2010, 155 (2), 99-116