The introduction of opening clauses in collective wage agreements allowing firms to deviate from their collective bargaining agreements has become widely accepted for the last fifteen years. With respect to the flexibility agreed through collective bargaining, the distinctions between single...

Collective wage agreements still play an important role in the German wage bargaining system. However, there is a critical debate in Germany whether collective agreements deliver the flexibility needed by firms to adjust to the needs of international competition and technological change. In...

This paper establishes a link between the extent of collective bargaining and the degree of productivity dispersion within an industry. In a unionised oligopoly model we show that for only small differences in productivity levels. a sector-union can design a collective wage contract that covers...

A large number of articles have analysed ‘the one constant´ in the economic effects of trade unions, namely that union bargaining reduces employment growth by two to four percentage points per year. Evidence is, however, mostly related to Anglo-Saxon countries. We investigate whether a...

Collective bargaining agreements have been said to decrease deployment since the work of Calmfors and Driffill (1988). We investigate empirically whether opening clauses, flexible elements that have been introduced to reduce the decline in coverage, can indeed minimise this effect and increase...

The prevalence of opening clauses in collective bargaining agreements may indicate a tendency to a higher decentralised wage settlement. Increasing competition on international product markets is assumed to be one reason for wage-setting decentralisation, whereas theoretical explanations focus...

Collective bargaining agreements still play an important role in the German wage setting system. Both existing theoretical and empirical studies find that collective bargaining leads to higher wages compared to individually agreed ones. However, the impact of collective bargaining on the wage...