SEMAINE D'ETUDE SUR LE ROLE DE L ANALYSE ECONOMETRIQUE ETC. 700 
These results can be used in numerical applications subject 
to the assumption that all series expressions converge ra- 
pidly (1). 
Expressions for the Main Parameters when i= and 
CASE 1=0 
241. From the foregoing (*), we have 
(241-1) 
(241-2) 
fo) 
¢ 
ple! of 
2° 
El 
YY 7 
1. 
241-3) 
241-4, 
(241-5) 
c Or, 
Re 
241-6) 
(241-7) à 
€ 
(') It is possible to check that this is so in practise in a large number 
of causes, and, as far as can be judged, in all those cases which are of 
practical significance (See Appendix). 
In any case, it is possible for specific cases to confront results based on 
he development of limit values and those derived from rigorous formulae 
‘in this context, also see the Appendix, § 5338). 
(*) Relations (223-7), (231-5), (227-3) and (240-,, 
240-8). (226-2), (226-3) and (220-2). 
1 
Allais - pag. 103