Is the loop, which provides customers with access to the switched network, a service in its own an right, or is it purely an input into the production of the final service, which is usage of the switched network? Agreeing with Kahn and Taylor that the question of whether the loop is an economic...

This article examines the role that multimarket operations play in a firm's ability to preempt entry into new markets when presence in a market does not commit the firm to remain there. Success in one market affects a firm's incentives and, in turn, strategic power, to fight a rival for survival...

This paper examines firms' problems of how to motivate risk-averse workers not to shirk whe n workers' utility functions are unknown. The problem is studied in a two-period setting in which a worker's actions today can influence n ot only his compensation today but the firms' beliefs about his...

The Telecommunications Act of 1996 instructs some local exchange telephone companies to provide components of their networks on an 'unbundled' basis to other local exchange companies. The unbundling requirement means that the receiving companies can serve a market either by self-providing their...