4 IZA Discussion Papers
IZA Discussion Paper No. 10685
published in: Journal of Economics, Race, and Policy, 2019, 2, 109 - 120
IZA Discussion Paper No. 9420
published in: Southern Economic Journal, 2015, 81 (4), 960–979
IZA Discussion Paper No. 6598
published in: David Card and Steven Raphael (eds.) Immigration, Poverty, and Socioeconomic Inequality, Russell Sage, 2013
IZA Discussion Paper No. 5682
published in: Review of Economics and Statistics, 2014, 96(2), 258-269