Garloff, Alfred und Nicole Gürtzgen (2012), Collective Wage Contracts, Opt-Out Clauses and Firm Wage-Differentials: Evidence from Linked Employer Employee Data, Industrial Relations 51, 731-748.
Garloff, Alfred und Nicole Gürtzgen (2012), Collective Wage Contracts, Opt-Out Clauses and Firm Wage-Differentials: Evidence from Linked Employer Employee Data, Industrial Relations 51, 731-748.