This paper provides a simple model of corruption dynamics with the ratchet effect. As in Shleifer and Vishny [1993], we consider the sale of government property (entry permit) by government officials as the prototype of corruption activities. In a dynamic version of the Shleifer-Vishny model,...

Korean Abstract: 코로나19의 확산은 그동안 진행되던 디지털 전환의 가속화를 초래하였다. 특히 역내 경제통합이 진행되고 있는 아세안 역내에서는 국경 간 기업결합(cross- border M&A)이 활발해지면서 디지털플랫폼 시장의 경쟁도...

We examine tippy network markets that accommodate price discrimination. The analysis shows that when a mild equilibrium refinement, the monotonicity criterion, is adopted, network competition may have a unique subgame-perfect equilibrium regarding the winner’s identity; the prevailing brand...

We examine tippy network markets that accommodate price discrimination. The analysis shows that when a mild equilibrium refinement, the monotonicity criterion, is adopted, network competition may have a unique subgame-perfect equilibrium regarding the winner's identity; the prevailing brand may...

Platform-run marketplaces may exploit third-party sellers' data to develop competing products, but potential for future competition can deter sellers' enrty. We explore how this trade-off affects the platform's referral fee and its own entry decision. We first characterize the platform's optimal...