We evaluate the effects of outsourcing and wage solidarity on wage formation and equilibrium unemployment in a heterogeneous labour market, where wages are determined by a monopoly labour union. We find that outsourcing promotes the wage dispersion between the high-skilled and low-skilled...

We study both the various consequences and the incentives of outsourcing. We argue that the wage elasticity of labour demand is increasing as a function of the share of outsourcing, which is importantly a result consistent with existing empirical research. Furthermore, we show that a production...