Becsi is an economist in the regional section of the Atlanta Fed's research department. Wang is a professor in the Department of Economics, Pennsylvania State University. They are grateful for valuable comments and suggestions from Tom Cunningham, Aruna Srinivasan, and Larry Wall.

Translation, by Larry Marks, from Sémantique et recherches cognitives, 2e édition corrigée et augmentée, Presses Universitaires de France, octobre 2001, 272 p.

In this month's editorial, PLOS Medicine's Chief Editor Larry Peiperl discusses the relevance of patient care to a journal editor's work.

Acknowledgement: The authors and HICPAC gratefully acknowlege Dr. Larry Strausbaugh for his many contributions and valued guidance in the preparation of this guideline.

Nitrogen and fungicide are among the more important management tools to increase wheat (Triticum aestivum L.) grain yield in Kansas. However, there is limited information on whether hard red winter impacted by interaction of nitrogen rates foliar application. Thus, our objective was evaluate effects different N with or without a application at Feekes 10.5 two genotypes contrasting disease resis...

This paper reviews the recent empirical literature on international knowledge spillovers. I start by summarizing the theoretical models that have highlighted the potential importance of these spillovers. Then, drawing upon the older micro productivity research tradition, I lay out a simple conceptual framework (though not a formal theoretical framework) for thinking about the various kinds of k...

We assess the consequences of increasing the marginal tax rate on U.S. top earners using a human capital model. We find that (1) the peak of the model Laffer curve occurs at a 52 percent top tax rate, (2) there is a formula featuring three elasticities that accurately predicts the top of the model Laffer curve and (3) standard empirical methods underestimate the long-run model earnings elastici...