We examine the effects of market structure and the internal organization of firms on equilibrium R&D projects. We compare a monopolist's choice of R&D portfolio to that of a welfare maximizer. We next show that Sah and Stiglitz's finding that the market portfolio of R&D is independent of the...

The LoopCo Plan, which uses market mechanisms to promote competition, is the best approach to restructuring the telecommunications market, say its proponents, who object to the requirements and to-date implementation of the Telecommunications Act of l996. The local-loop's spin-off 's consumer...

This report summarises the findings of a study on the growth factors and growth prospects of the business services (BS)industry, applying an internationally comparative perspective. The report untangles factors behind the extraordinary growth of the BS industry during last decade,comparing it...

This paper presents a dynamic partial equilibrium model that endogenizes firms' investment decision on innovation: product innovation causes horizontal expansion growth, and process innovation causes vertical expansion growth. Market structure in different markets emerges as a consequence of...

The paper sheds light on two questions, using transaction cost theory: 1) Why do management consultants exist, and 2) why do they organize in independent firms. The paper also contains a history of the management consulting industry.

Este trabajo analiza la entrada y la competencia en servicios de telecomunicaciones, en los que las empresas se diferencian por sus costes hundidos y por la valoración que reciben de los consumidores. En este marco de análisis desaparece el problema de coordinación presente en la literatura...

We analyze models of product differentiation with perfect price discrimination and free entry. Although perfect price discrimination ensures efficient output decisions given product characteristics, coordination failures may prevent efficiency in the choice of product characteristics. More...

We consider innovation incentives in markets where final goods comprise two strictly complementary components, one of which is monopolized. We focus on the case in which the complementary component is competitively supplied, and in which innovation is important. We explore ways in which the...

We characterize asymmetric equilibria in two-stage process innovation games and show that they are prevalent in the different models of R&D technology considered in the literature. Indeed, cooperation in R&D may be accompanied by high concentration in the product market. We show that while such...

The paper examines the economic and regulatory factors that led to an explosion in the wholesale power prices, supply shortages, and utility insolvencies in California’s electricity sector. A necessary first step in determining the lessons learned from the California electricity crisis is a...