Ruhr Economic Papers

Ruhr Economic Papers #333

Item Nonresponse in Wages: Testing for Biased Estimates in Wage Equations

by Michael Fertig and Katja Görlitz

RWI, 04/2012, 8 S./p., 8 Euro, ISBN 978-3-86788-383-2 DOI: 10.4419/86788383



This paper investigates how to test and correct for nonresponse selection bias induced by missing income information when estimating wage functions. The novelty is to use the variation in interviewer-specific response rates as exclusion restriction within the framework of a sample selection model.

JEL-Classification: J30

Keywords: Item nonresponse; wages

Published as:

Fertig, M. and K. Görlitz (2013), Missing Wages: How to Test for Biased Estimates in Wage Functions?. Economics Letters 118 (2): 269-271. DOI: 10.1016/j.econlet.2012.10.036