Pierre-Andr e Chiappori of Columbia University , Steven D. Levitt of the University of Chicago and Timothy J. Groseclose of U.C.L.A. analyzed all the penalty kicks taken in the top French league from 1997 through 1999 and in the top Italian league from 1997 through 2000 .
Steven D. Levitt /business/person/company University of Chicago
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Steven D. Levitt
PERSON
University of Chicago
ORGANIZATION
/business/person/company