Collusive Conduct in Duopolies: Multimarket Contact and Cross-Ownership in the Mobile Telephone Industry
利用美国移动电话行业双寡头监管环境，检验交叉所有权和多市场接触如何导致非竞争性定价，对理解合谋行为有参考价值。
The deregulation of the telecommunications industry has resulted in a variety of industry structures which have been created in hopes of increasing competition. One example is the licensing of cellular telephone services in the United States where the FCC created duopolies in which two firms were granted licenses to compete in strictly defined product and geographic markets. Taking advantage of the unique regulatory environment, we test to what degree duopolistic competition leads to competitive market outcomes. We find that cross-ownership and multimarket contact are important factors in explaining non-competitive prices