Showing 1 - 10 of 77
We propose a general model of monopolistic competition, which encompasses existing models while being flexible enough to take into account new demand and competition features. Using the concept of Frechet differentiability, we determine a general demand system. The basic tool we use to study the...
Persistent link: https://www.econbiz.de/10011488249
We develop a monopolistic-competition model of closed two-sector one-factor economy, where agents are (continuously) heterogeneous in their entrepreneurship abilities and choose between being employees or entrepreneurs. The sufficient conditions in terms of variable elasticity of substitution...
Persistent link: https://www.econbiz.de/10011508379
This paper investigates the impact of technical progress on the relationship between competition an investment. Using a model of oligopoly competition with di¤erentiated products where firms invest to reduce their marginal cost of production, I find that technical progress, which increases the...
Persistent link: https://www.econbiz.de/10011957665
We develop a model of a city populated by heterogeneous agents. Agents self-select into entrepreneurship, and entrepreneurs set up firms which hire workers. We characterize the equilibrium matching between firms and workers, as well as the within-city assignment of agents to locations. We then...
Persistent link: https://www.econbiz.de/10011491203
According to static models of industrial organization, a rise in competition decreases prices. In this paper, I test whether this conclusion can be reversed in the mobile telecommunications markets where dynamic efficiency effects might be significant. The empirical test relies on the change in...
Persistent link: https://www.econbiz.de/10011445483
A manufacturer chooses the optimal retail market structure and bilaterally and secretly contracts with each (homogeneous) retailer. In a classic framework without asymmetric information, the manufacturer sells through a single exclusive retailer in order to eliminate the opportunism problem....
Persistent link: https://www.econbiz.de/10012317383
Modeling a micro-structure of agglomeration economies, this article derives a second-best benefit evaluation formula for urban transportation improvements. Without explicitly modeling the sources of agglomeration economies, Venables (JTEP 2007) investigated the same problem. This article...
Persistent link: https://www.econbiz.de/10011548147
We combine spatial and monopolistic competition to study market interactions between downtown retailers and an outlying shopping mall. Consumers shop at either marketplace or at both, and buy each variety in volume. The market solution stems from the interplay between the market expansion...
Persistent link: https://www.econbiz.de/10011488298
The Agricultural Cooperative is an autonomous association of natural and / or legal persons, as the case may be, a private legal person established on the basis of the expressed consent of the parties in order to promote the interests of cooperative members in accordance with the principles of...
Persistent link: https://www.econbiz.de/10011854353
The scientific paper presents the evolution of national fruit prices in the period 2015-2019. Over time, fruit and …
Persistent link: https://www.econbiz.de/10012518248