We compare the social welfare generated by a domestic government in the two types of policy setups: a "commitment" regime in which the government sets its policy instrument before the strategic choice is made by the domestic firm and a "non-commitment" regime where the policy variable is set...

The paper applies the evolutionary concept to an analysis of the role of intellectual property rights protection in the model of two countries North and South (and two firms) where only the Northern firm conducts innovative activity. The concept of social evolution and learning in oligopolistic...

The paper analyses the forces that shape demand and supply processes in the market for cocoa powder. A brief statistical summary is given of the main trends in international demand and production, and the spatial shifts in cocoa processing. Ample attention is given to the role of technology...

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...

This paper develops a model of pricing and advertising in a matching environment with capacity constrained sellers. Sellers' expenditure on directly informative advertising attracts consumers only probabilistically. Consumers who happen to observe advertisements randomize over the advertised...

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...

In this article, a condition for the optimal division’s number is presented, for a market with two cable operators who offer a network service. First, a reason is presented to justify a partial covering of the national market from the cable operators. Second, a problem of moral hazard is...

This paper argues that advertising should be regarded as a transaction between a consumer and a firm that potentially generates a mutual benefit. We develop that there exists a problem of adverse selection, however, which makes it impossible to establish direct markets for advertising. The media...

In most OECD countries, the business services industry has grown much faster than the market sector as a whole. The industry in most cases, however, has displayed stagnating productivity growth, in some periods even a fall in productivity. Does this fast-growing industry with a bad productivity...