• Media type: E-Article
  • Title: A simple dynamic contest with a parameterized strength of competition
  • Contributor: García-Martínez, José A. [Author]
  • imprint: Heidelberg: Springer, 2018
  • Language: English
  • DOI: https://doi.org/10.1007/s13209-018-0180-6
  • ISSN: 1869-4195
  • Keywords: Contest ; Selection process ; Strength of competition ; Competition ; D23 ; C73 ; D00
  • Origination:
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  • Description: This paper analyzes the effect of competition in a dynamic contest in which agents of two types (A and B) differ in their expected performances; environments where type A outperforms type B are more frequent than those where B outperforms A. In each period, the population of agents is randomly matched in groups of n members (each group faces a particular environment), with the top k<n performing agents from each group being the winners of the prizes. Hence, the ratio \frac{k}{n} determines the proportion of winning agents in each group. This ratio also describes the strength of competition in the group: the lower \frac{k}{n} is, the higher the level of competition is. Our results show that type A eventually dominates the entire population with moderate competition, but type B survives in the long run for high levels of competition. Hence, we obtain that no matter how low the expected success rate of a type is, if the strength of competition is high enough those agents with the lowest expected success rate survive in the long run.
  • Access State: Open Access
  • Rights information: Attribution (CC BY)