SEMAINE D ETUDE SUR LE ROLE DE L'ANALYSE ECONOMETRIQUE ETC. 9]7 
¢) Decline of the w,_, as nd KX®-L 
Again, it could be assumed that 
(515-11) 0 ,=XAnte 
For g =1 and using the same methods as above, we find for 
exambnle 
(515-12, 
515-13) 
(515-14, 
>. 
uv 
z 
— 
so that, accordine 
(515-15) 
Allais - pag. 22.