Papers by 
Commentators 
Professor A. Asimakopulos 
Department of Economics 
McGill University 
Montreal, QU H3A 2T5 
Canada 
Professor P. Sylos—Labini 
Via Capodistria-U 
00198 Rome 
Italy 
Professor P. A. Samuelson 
Department of Economics 
Massachusetts Institute 
of Technology 
Cambridge, MA 02139 
Professor P. Garegnani 
Istituto di Politica Economia 
Via Castro Laurenziano 9 
Rome 
Italy 
Professor E. J. Nell 
Graduate Faculty, Economics 
New School for Social Research 
66 West 12th Street 
New York, NY 10011 
Professor M. Milgate 
Department of Economics 
Harvard University 
Cambridge, MA 02138 
Professor F. Vicarelli 
Istituto di Economia Politica 
Via Castro Laurenziano-9 
Rome 
Italy 
Professor Groenewegen 
Faculty of Economics 
University of Sydney 
Sydney N.S.W. 
Australia 
Professor S. Chakravarty 
Faculty of Economics and Politics 
Sidgwick Avenue 
Cambridge 
U.K. 
Professor F* Vianello 
Via Parini-l8 
Rome 
Italy 
Professor J. R. Hicks 
All Souls College 
Oxford 0X1 UAL 
England 
Professor G. C. Harcourt 
Faculty of Economics and Politics 
Sedgwick Avenue 
Cambridge 
U.K.