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Technological Change, Technological Catch-up, and Capital Deepening: Relative Contributions to Growth and Convergence

By Subodh Kumar and R. Robert Russell

American Economic Review, June 2002

We decompose labor-productivity growth into components attributable to (1) technological change (shifts in the world production frontier), (2) technological catch-up (movements toward or away from the frontier), and (3) capital accumulation (movement alon...

Reputation and Competition

By Johannes Hörner

American Economic Review, June 2002

This paper shows how competition generates reputation-building behavior in repeated interactions when the product quality observed by consumers is a noisy signal of firms' effort level. There are two types of firms and "good" firms try to distinguish them...

Managing Dynamic Competition

By Tracy R. Lewis and Huseyin Yildirim

American Economic Review, September 2002

In many important high-technology markets, including software development, data processing, communications, aeronautics, and defense, suppliers learn through experience how to provide better service at lower cost. This paper examines how a buyer designs d...

Testing Intertemporal Substitution, Implicit Contracts, and Hours Restriction Models of the Labor Market Using Micro Data

By John C. Ham and Kevin T. Reilly

American Economic Review, September 2002

We present new tests of three theories of the labor market: intertemporal substitution, hours restrictions, and implicit contracts. The intertemporal substitution test we implement is an exclusion test robust to many specification errors and we consistent...