Richard Harris University of Durham   Department of Economics and Finance University of Durham 23-26 Old Elvet Durham, DH1 3HY UNITED KINGDOM   richard.harris@dur.ac.uk   http://www.dur.ac.uk/richard.harris   Biographical Sketch: Lecturer at Queen's Belfast, 1980-88; Senior Lecturer/Reader at Waikato, NZ, 1989-93; Professor, Portsmouth, 1993-2000; currently Professor of Economics, University of Durham, UK   Primary Research Focus: Applied industrial economics   JEL Areas: L1 : Market Structure, Firm Strategy, and Market Performance: General C1 : Econometric and Statistical Methods: General