Oil price indexing is a peculiar feature of the natural gas markets in Germany and other European countries. It is closely linked to the existence of local monopolies (at least de facto) and of the so called takeorpayʺ (TOP) contracts. After discussing the relation between these features and...

In his book on “Market Microstructure” Spulber presented some strange results with respect to the impact of the substitutability parameter in an intermediation model with differentiated products and inputs. Intuitively, effects in the product and the input market should be similar: if firms...

The related phenomena of learning curve and network effects are quite common in oligopolistic markets. In this context the present paper discusses the incentives of a technological leader to share its exclusive technology with potential competitors. An alliance may be preferable because partner...

The decision over exports vs. foreign direct investment (FDI) is usually discussed in an extension of the so-called Melitz model where firms with heterogeneous costs compete in a monopolistically competitive industry. The present paper starts from a situation where a potential foreign entrant...