SEMAINE D’ETUDE SUR LE ROLE DE L’ANALYSE ECONOMETRIQUE ETC. 
723 
Alternatively, changing the order in which the integrations are 
jone, which may be more convenient in certain cases, 
113-6) Clt)=Ry(t}/ 
“ 
- 
Tr 
Clearly, it again follows that 
(113-7) 
NO 
Rll, P(t+1,0)e (es 
-(u,- 
À 
Again, the same result could be derived by integration the 
lifferential equation 
'113-8) 
dC) (ect) =Ru(6)-R (1) 
- 
1d 
by the usual methods and taking into account (113-2), (113-4) 
and (111-6). In this form, the differential equation is derived 
from the relations (110-1) and (110-2). 
11] Allais - pag. 27