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ralph lauren polo

First Author:
Nicola Branzoli
University of Wisconsin Madison
William H. Sewell Social Science Building, 1180 Observatory Drive, 53706-1393
Madison, 53706-1393, U.S.A.

Second Author:

Guido Ascari
University of Pavia, Department of Economics
Via S. Felice 5
Pavia, 27100, Italy
+39 0382 986211(Phone)
+39 0382 304226(Fax)