SEMAINE D'ÉTUDE SUR LE ROLE DE L’ANALYSE ECONOMETRIQUE ETC. 953 
CHART IV 
Chore [¥ 
4526 
MIXED TIODEL 
VALVES OF A 
t+ zn 
= + 
J? a nw/? 
[Re lotion (526,5)] 
LEGEND... 
w= or wn. 1 £xpomentral Mode, 
wal | Myi Mixed Model 
Para -exponentiol Mode: 
Ne. 
Allais - pag. 25,