Albarrán, P., Carrasco, R, & J.M. Carro
Oxford Bulletin of Economics and Statistics – (2019) 81, pp. 1424 – 1441
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Abstract: We are grateful to César Alonso-Borrego, Wiji Arulampalam, Ricardo Mora, Jeff Wooldridge and participants at the 21st International Panel Data Conference, the IAAE 2015 Annual Conference, the XXXIX SAEe and Econometrics Seminar at Oxford University for helpful comments on this work. All remaining errors are our own. The authors gratefully acknowledge research funding from the Spanish Ministry of Education