Issue 4

December 1999

The Performance of US Corporations: 1981–1994

This study decomposes the performance of US public firms between 1981 and 1994 into year, industry, corporate-focus and firm effects.

Product Line Rivalry and Market Segmentation—with an Application to Automobile Optional Engine Pricing

This paper addresses the questions whether and when the pricing practices on base products may differ from those of premium products, sold with options or add-ons.

Technological Progress and the Chamberlin Effect

A monopolist’s incentive to invest in cost-reducing technological inventions may be detrimental to product quality.

Market Power, Scale Economies and Productivity: Estimates from a Panel of Establishment Data

This paper presents a new econometric framework that permits simultaneous estimation of price-cost margins, scale economies and productivity from a panel of establishment data.