SEMAINE D'ÉTUDE SUR LE ROLE DE L’ANALYSE ECONOMETRIQUE ETC.

493

Our second task, according to (A.3, is to postmultiply this
‘nverse bv tle <r!

“A. IV} NS

Then, after postmultiplying the inverse by this vector we obtain
the optimal decision ver!ur - " of which the #" component is:

AI

which is eauivale..t

5°

sui the first component

Theil - pag. 2c