This paper contributes to the analysis of central vs. decentral (firm-level) labour market negotiations. We argue that during negotiations on a central scale employers and employees plausibly take output market effects into account, while they behave competitively during firm-level negotiations....

We analyze the questions associated with flexible outsourcing both with committed and flexible profit sharing under imperfect domestic labour markets. How does profit sharing influence flexible outsourcing? What is the relationship between outsourcing cost, profit sharing and equilibrium...

We characterize optimal redistributive taxation when individuals are heterogeneous in their skills and their values of non-market activities. Search-matching frictions on the labor markets create unemployment. Wages, labor demand and participation are endogenous. Average tax rates are increasing...

Unions appear to have an aversion to wage disparities among their members, leading to wage compression. This paper analyses the consequences of this for income tax policy. In a two-sector general equilibrium model we highlight the tradeoff between correcting the resource misallocation created by...

This paper extends the Diamond (1980) model with labor unions to study optimal income taxation and to analyze whether unions can be desirable for income redistribution. Unions bargain with firms over wages in each sector and firms unilaterally determine employment. Unions raise the efficiency...

This paper studies the effect of Finnish tax reforms in the mid 1990s on the economic activity and tax avoidance decisions of the owners of small businesses. The reforms reduced income tax rates and increased tax planning incentives for small business owners. They applied only to unincorporated...