SEMAINE D'ÉTUDE SUR LE ROLE DE L’ANALYSE ECONOMETRIQUE ETC. 
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where c;=a,g. Taking (4) and (11) into account, we have 
from (12) 
13) 2B (I—dY+ x, =x. A + x40 Bi + Teri Ci 
When long-run equilibrium prices prevail, it is shown that 
‘he dynamic input-output system (13) is reduced to- 
(14) x, B(I—d) + x, , (I— 
C 
whose characteristic equation is 
3) 
BI—ad)+ u 1I- 
Ly 
Morishima - pag. ,