The incentive to advertise is a consequence of monopoly power, for there is nothing to gain from advertising by a firm that can sell its entire output at an invariant market price. Advertising is expenditure by a firm to increase the elasticity of demand for its product or to shift the demand...

This paper extends a model of symmetric oligopoly with linear demand and constant long-run marginal costs to include more general forms of demand and examines the effects of non-linearity upon dead-weight welfare losses at the monopoly and oligopoly outcomes.

This paper analyzes the equilibrium growth paths of two economies that are identical in all respects, except for the organization of their financial systems: in particular, one has a competitive banking system and the other has a monopolistic banking system. In addition, the sources of...

The idea that an industry with sunk costs may be contestable even in the absence of long-term contracts has received little attention from formal economic theory yet is popular among monopolists facing antitrust suits. The paper formally illustrates the argument. In an infinitely repeated game,...