184 IZA Discussion Papers
IZA Discussion Paper No. 3515
published in: Economic Inquiry, 2008, 46 (3), 289-324
IZA Discussion Paper No. 2725
published in: Review of Agricultural Economics, 2007, 29 (3), 446-493
IZA Discussion Paper No. 2725
published in: Review of Agricultural Economics, 2007, 29 (3), 446-493
IZA Discussion Paper No. 2429
published in: Economic Inquiry, 2008, 46 (1), 2-12