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作者：Seim, Katja; Viard, V. Brian
作者单位：University of Pennsylvania
摘要：We examine how structural changes in the mobile telecommunications industry between 1996, when local markets were duopolies, and 1998, when varying degrees of regulated entry had occurred, affected firms' product offerings and nonlinear pricing strategies. We relate firms' digital technology adoption and the characteristics of their calling plan menus to the amount of entry in local markets. We find that entry induces firms to offer larger menus with more evenly spread plans, both directly and...
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作者：Chen, Yongmin; Sappington, David E. M.
作者单位：University of Colorado System; University of Colorado Boulder; State University System of Florida; University of Florida
摘要：We extend Philippe Aghion and Patrick Bolton's (1987) classic model to analyze the equilibrium incidence and impact of exclusive contracts in a setting where research and development (R&D) drives industry performance. An exclusive contract between an incumbent supplier and a buyer arises when patent protection and/or the incumbent's R&D ability are sufficiently pronounced. The exclusive contract generally reduces the entrant's R&D, and can reduce the incumbent's R&D. Exclusive contracts reduce...
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作者：Fershtman, Chaim; Gneezy, Uri; Hoffman, Moshe
作者单位：Tel Aviv University; University of California System; University of California San Diego
摘要：A taboo is an unthinkable action. Even the thought of violating a taboo triggers a punishment. We consider a model in which taboos are part of the definition of one's identity. Deliberating over breaking the taboo changes the individual's choice set, and provides information on possible private benefits. The strength of the taboo is determined by the number of individuals that obey it. We analyze the relationship between social heterogeneity and taboos' strength. We then examine societies in w...
