Hace 25 años, el CEDEP publicó mi libro, Los Grupos Financieros en el Ecuador. El libro, con 665 paginas, era una versión resumida y editada de mi Tesis de Grado como Economista de la Pontificia Universidad Católica del Ecuador (PUCE), presentada en agosto de 1989. El estudio construía...

The development of the market of a product needs a wide knowledge of consumption and marketing practices relevant. This paper issue is to analyze the cashew nuts commercialization system in Bantè and Savalou regions in order to identify strengths and weaknesses relevant to the cashew nuts chain...

While there has been much fanfare about the early outcomes of telecommunications reform in Fiji, Samoa and Vanuatu, less attention has been given to the regulatory challenges these countries encountered in the early stages of the reform programs. This study examined the role and effectiveness of...

The paper tackles the discussion about vertical separation in the electronic communications sector, in its two main forms functional and structural. The author will argue how mandatory structural separation under certain conditions could be a possible option. The evidence is provided by the...

This paper reformulates and simplifies a recent model by Heidhues and Koszegi (2005), which in turn is based on a behavioral model due to Koszegi and Rabin (2006). The model analyzes optimal pricing when consumers are loss averse in the sense that an unexpected price hike lowers their...

We prove that a natural monopoly can set subsidy free pricing and sustainable pricing schedules in general economic environment. The setting is a multiproduct and multiple agent contestable market where demands are elastic and where rivals can enter the sub-markets composed by a set of the...

We study general discrete-types multidimensional screening without any noticeable restrictions on valuations, using instead epsilon-relaxation of the incentive-compatibility constraints. Any active (becoming equality) constraint can be perceived as "envy" arc from one type to another, so the set...

The article present a brief analyze of theoretical virtues of free competition in relation with some visible limits and negative consequences observed in real economic life. Social intervention to correct (at least in part) those social failures and the new responses of the firms are discussed...

I study credence goods markets when there are both selfish and conscientious experts. The selfish expert is a profit maximizer. The conscientious expert wants to maximize profit and repair the consumer's problem. There are two classes of equilibria: uniform-price equilibria and nonuniform-price...

Consider a firm advertising in a job matching agency with the aim of employing the most qualified workers. Its chances of success would be higher for a smaller number of competitor firms advertising in the same job matching agency, i.e. careerbuilder.com. How would the resulting competitive...