We discuss and evaluate the incentives for vertical expansion and vertical mergers in the payments systems industry paying particular attention to the implications of the existence of network effects in this industry. We assess the incentives of large merchants to extend vertically into payments...

If the production of a risk-neutral monopolist is in uenced by a random variable, then the expected prot is decreasing in the variance of the production process.

Since the seventies the Organization of Petroleum Exporting Countries (OPEC) has exercised a monopolistic power playing a dominant role in the oil market, but with varying degrees of influence. The aim of this investigation is to determine which variables explain changes in OPEC’s market power...

This paper presents a model in which a firm attempts to gain market power by pricing above the competitive market price and simply trying to persuade ill-informed consumers not to search for other lower priced firms. Fictitious price comparisons, or false sale signs could be used in this way to...

Opinion is divided on whether it is better to have a single world   money or variable exchange rates.  Pope, Selten and von Hagen (2003)   propose that fresh light would be shed via an analysis that allows   for seven complexity impacts on the exchange rate that are   underplayed...

A finite number of sellers (n) compete in schedules to supply an elastic demand. The costs of the sellers have uncertain common and private value components and there is no exogenous noise in the system. A Bayesian supply function equilibrium is characterized; the equilibrium is privately...

We specify several variants of a structural econometric model explaining mortgage interest rates and loan sizes simultaneously. The models are estimated by simultaneous equation methods with a sample of loan files originated from a French mortgage lender. They yield estimates of the...

This book presents a simple, yet very powerful, conceptual framework, which can be used to estimate market sizes, prices and their interdependency for new products based on historical market data for existing products in related areas. Even in situations where insufficient data is available the...