1. Department of Management and Engineering, Linköping University, SE-581 83 Linköping, Sweden
2. Linnæus University Centre for Discrimination and Integration Studies, Linnæus University, SE-351 95 Växjö, Sweden
3. The Research Institute of Industrial Economics (IFN), SE-102 15 Stockholm, SwedenThe Research Institute of Industrial Economics (IFN), SE-102 15 Stockholm, Sweden