270 IZA Discussion Papers
IZA Discussion Paper No. 4148
published in: International Journal of Manpower, 2010, 31 (2), 138-162
IZA Discussion Paper No. 4117
published in: Theory and Decision, 2010, 68, 115–148
IZA Discussion Paper No. 3962
IZA Discussion Paper No. 3888
published in: Review of Economics and Statistics, 2011, 93(1), 16-29
IZA Discussion Paper No. 3809
revised version published as 'Proxying for Unobservable Variables with Internet Document-Frequency' in: Journal of the European Economic Association, 2013, 11 (1), 137–165
IZA Discussion Paper No. 3743
published in: American Economic Journal: Applied Economics, 2009, 1(3), 1-32
IZA Discussion Paper No. 3702
IZA Discussion Paper No. 3481
revised version published in: Journal of Economic Behavior and Organization, 2009, 72 (1), 147-152
IZA Discussion Paper No. 3038
published in: Labour Economics, 2010, 17 (4), 621-631
IZA Discussion Paper No. 3031
published in: Economics of Education Review, 2009, 28 (6), 716-727
IZA Discussion Paper No. 2971
published in: Patrick Sevestre and Lazlo Matyas (eds.), The Econometrics of Panel Data: Handbook of Theory and Applications, 3rd edition, Springer, 2008, 547-601
IZA Discussion Paper No. 2971
published in: Patrick Sevestre and Lazlo Matyas (eds.), The Econometrics of Panel Data: Handbook of Theory and Applications, 3rd edition, Springer, 2008, 547-601
IZA Discussion Paper No. 2949
published in: Quarterly Journal of Economics, 2008, 123 (2), 747-793
IZA Discussion Paper No. 2934
published in: Quarterly Journal of Economics, 2008, 123 (4), 1329-1372
IZA Discussion Paper No. 2904
published in: Elementary School Journal, 2008, 108 (3), 1-17
IZA Discussion Paper No. 2901
revised version published in: European Economic Review, 2008, 52 (7), 1275 - 1311
IZA Discussion Paper No. 2778
published in: Scandinavian Journal of Economics, 2008, 110 (1), 93-117
IZA Discussion Paper No. 2762
published in: Journal of Asian Economics, 2011, 22 (5), 412 - 426
IZA Discussion Paper No. 2716