According to the existing literature, capital taxes should not be imposed in the presence of optimal profit taxation in either unionised or competititive labour markets. We show that this conclusion does not hold for an economy with both competitive and unionised sectors, where the competitive...

Within an efficiency wage framework, we study the effects of two revenue-neutral tax reforms that change the progressivity of the labour tax system. A revenue-neutral increase in both the wage tax and tax exemption and a revenue-neutral change in the composition of labour taxation towards the...

This paper shows that outsourcing of parts of the workforce in unionized firms leads to wage moderation and as long as the share of the outsourced workforce is not too large, this wage moderation effect on domestic employment outweighs the direct substitution effect so that domestic employment...