3 IZA Discussion Papers
IZA Discussion Paper No. 16362
IZA Discussion Paper No. 11223
published in: Holland, P., Teicher, J. and Donaghey, J. (eds.) Employee Voice at Work, Springer, 2019
IZA Discussion Paper No. 2362
published in: Florida State University Law Review, 2007, 34 (4), 1133-1180