We re-examine the view that a ban on price discrimination in input markets is particularly desirable in the presence of buyer power. This argument crucially depends on an inverse relationship between downstream firms’ profits and the uniform input price. Assuming different input efficiencies...

We examine how competition in international markets affects a union's choice of wage regime which can be either uniform or discriminatory. Firms are heterogenous with regard to international competition. When unions choose their wage regimes sequentially, a discriminatory outcome becomes more...

This paper examines how the deepening of market integration – a characteristic feature of the so-called globalization – affects the assessment of the competitive effects of (horizontal) mergers. We distinguish between supply-side and demand-side market integration and we argue that the...