Authors
![Andrew Chesher](/sites/default/files/styles/square_desktop/public/2022-07/Andrew_Chesher.jpg?itok=_w2THcSE)
Research Fellow University College London
Andrew is the Director of the ESRC Centre for Microdata Methods and Practice (cemmap) and Professor of Economics and Economic Measurement at UCL.
Suggested citation
Chesher, A. (2009). 'Excess heterogeneity, endogeneity and index restrictions' (2009)
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