This paper is about the Spanish Electricity Market after liberalisation. The analysis focuses on finding if the market has become as a Perfect Competition regimen or on the other side, he still continues as a regimen in wich a high output supply concentration and high power market appears, not...

I estimate a theoretically and statistically satisfying model to account for corporate profit represented by Net Rental Income (NRI) for one of the largest Real Estate Investment Trust companies (REIT) in the U.S. I claim that I have found an accurate method to forecasts the direction and dollar...

Tests for causality and rationality in the coffee futures market were carried out using data from the New York Market. Tests of causality indicated that futures prices strongly influence variations in spot price eight weeks or more to maturity. However, beginning seven weeks to maturity there...

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...

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...

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...

The metal-working and aluminium industries are widely known as basic industries since their supply feed into a number of of other economic activities producing final goods. Additionally, these industries are classified as heavy industries since they require a substantial capital investment per...