SEMAINE D'ÉTUDE SUR LE ROLE DE L’ANALYSE ECONOMETRIQUE Etc. 855 
it appears possible to consider as a first approximation that 
investment goods, understood in the usual meaning of the 
term, include all primary inputs which emerge in consumed 
income after 6’ 
Since 
9’ =3.59 © = 4.23 
_ =0.É54 
we find 
- 
3 59 - (1 - 0.657) x 4.23 — 2.74 
a value which appears to be quite reasonable in the light ol 
the discussion above. 
8) It is also possible to derive an approximate represen- 
tation of reality by substituting the following hypothesis (H”, 
for the two hypotheses (H) and (H’): the amortisation schedule 
for the primary income embodied in stocks and goods in course 
of production follows an exponentia’ law: 
334-25, 
ab! 
r1] Allais - pag. 159