How Does the Market Use Citation Data? The Hirsch Index in Economics

Working Paper: NBER ID: w16419

Authors: Glenn Ellison

Abstract: A large literature following Hirsch (2005) has proposed citation-based indexes that could be used to rank academics. This paper examines how well several such indexes match labor market outcomes using data on the citation records of young tenured economists at 25 U.S. departments. Variants of Hirsch's index that emphasize smaller numbers of highly-cited papers perform better than Hirsch's original index and have substantial power to explain which economists are tenured at which departments. Adjustment factors for differences across fields and years of experience are presented.

Keywords: citation data; Hirsch index; labor market outcomes; economics

JEL Codes: A14; I23; O30


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Hirsch-like indexes (C43)labor market outcomes (J48)
nature of the papers (Y40)tenure decisions (M51)
Hirsch index (A14)perceived quality of economists (A11)
adjusted Hirsch indexes (C43)performance compared to traditional citation counting methods (A14)

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