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

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industrial structure at a particular point of time, the vertically
integrated coefficients can be split and analysed into inter
industry coefficients particular to that point of time.
In this way the static input-output and the dynamic vertically-integrated
 systems appear as mutually complementary
and completing each other. Inter-industry relations, referring
to any particular point of time, represent a cross-section of
the vertically integrated variables, whose movements through
ime express the structural dynamics of the economic system.

10] Pasinetti - pag. 107