The paper investigates whether unionisation has a spillover effect on wellbeing by comparing non-members in union and non-union workplaces. To this end, it adapts the social custom model of trade unions and goes on to conduct empirical analyses using linked employer-employee data and alternative...

Using representative data from the German Socio-Economic Panel (SOEP), this paper finds a statistically significant union wage premium in Germany of almost three percent, which is not simply a collective bargaining premium. Given that the union membership fee is typically about one percent of...