782 PONTIFICIAE ACADEMIAE SCIENTIARVM SCRIPTA VARIA - 28
The Expression for Re
224
From (122-1), we derive
(224-1) R,(#)=R, (ef ep (0) do
= Be)
“Ro(t)/ For de
so that
(224-2)
R, (2)
Rolt) = Sra
National Income
225.
From relation (124-3) we have
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€
225-1)
F
I
11] Allais - pag. 86
