The pandemic caused by Covid-19 has severely affected the tourism industry, but it has not equally affected all its segments or all the geographical spaces where it is carried out. Our objective is to determine whether it has caused structural changes in one of the major sun and beach tourist...

Este trabajo trata de comprobar si la eficiencia productiva del Grupo Telefónica S.A. de España ha mejorado luego de ser privatizada. Se ha utilizado este caso por ser una empresa representativa en la industria de las telecomunicaciones globales. La evidencia empírica indica que las empresas...

This work shows if the productive efficiency of the Group Telefónica S.A. of Spain it has improved after being privatized. This case has been used to be a representative company in the industry of the global telecommunications. The empiric evidence indicates that the companies of this sector...

In recent decades, hotel companies based in the Balearic Islands have become the leaders of the Spanish tourism market and have been released, with great success, to conquer international markets. This article analyses the foundations of this global expansion: its position in the island tourist...

This article shows the relationship between market and firms through the theory of transactional cost and the relations that determine the structure and boundaries of the firm. Using the assumptions from the transactional cost approach, this article proposes some variables that determine optimal...

The paper seeks to integrate the theoretical developments in the field of imperfect competition and monopoly, and operation of the firm in such conditions, with the theories of income distribution, particularly among the macroeconomic aggregates of capital and labor. And formulating a working...

El punto de partida de cualquier análisis de competencia, consiste en la definición adecuada del mercado tanto en términos de producto como en términos geográficos. Sin embargo, la definición de los límites no siempre resulta sencilla, en particular cuando se refiere a términos...

El objetivo del presente trabajo es validar la existencia de poder de mercado ejercido por una firma integrada verticalmente en el mercado de procesamiento de operaciones realizadas mediante tarjetas de pago. La metodología usada se basa en el análisis de la variación de ese indicador como...