2 
Professor E. Burmeister 
UNIVERSITY OF VIRGINIA 
James Wilson Department of Economics 
Charlottesville VA 22901 , U.S.A. 
Professor S. de Brunhoff 
7, Rue Monge 
F-75005 Paris , FRANCE 
Miss A. Campus 
UNIVERSITY OF ROME 
Facolta di Economia e Commercio 
Via del Castro Laurenziano, 9 
1-00161 Roma , ITALIA 
Professor S. Chakravarty 
UNIVERSITY OF CAMBRIDGE 
Faculty of Economics and Politics 
Sidgwick Avenue 
Cambridge CB3 9DE , U.K. 
Dr. R. Ciccone 
UNIVERSITY OF SIENA 
Facolta di Scienze Economiche 
Piazza S. Francesco, 17 
1-53100 Siena , ITALIA 
Professor G. de Vivo 
UNIVERSITY OF MODENA 
Facolta di Economia e Commercio 
Via Giardini , 454 
1-41 1000 Modena , I TALI A 
Dr. J . Eatwel I 
UNIVERSITY OF CAMBRIDGE 
Trinity Col lege 
Cambridge CB2 1TQ , U.K.