L'Ajustement Periodique des Systemes de Relations Inter-Industrielles, Canada 1949-1958 T. I. Matuszewski; P. R. Pitts; J. A. Sawyer Econometrica 1963 31(1/2), 90
The Growth of Public Expenditure in the United Kingdom Ursula K. Hicks; A. T. Peacock; Jack Wiseman; J. Veverka Econometrica 1963 31(4), 763