We consider a two-tier industry with an upstream monopolist trading, via interim observable linear tariff contracts, with two differentiated goods downstream of Stackelberg competitors. The upstream monopolist owns a symmetric minority share on both downstream customers, i.e., there is passive...

This paper demonstrates that the standard conclusions regarding the comparison of Cournot and Bertrand competition are reversed in a vertically related market with upstream monopoly and trading via two-part tariffs. In such a market, downstream Cournot competition yields higher output, lower...

We introduce pollution, as a by-product of production, into a non-tournament model of R&D with spillovers. Technology policy takes the form of either R&D subsidisation or pre-competitive R&D cooperation. We show that, when the emissions tax is exogenous, the optimal R&D subsidy can be negative,...