330.9
H112S
           Haavelmo, Trygve
               A Study in the theory of economic evolution \ Trygve Haavelmo - Amsterdam : North-Holland Publishers, 1954.
               vii, 114p. - Contributions to economic analysis/ed. by J. Tinbergen, P J Verdoorn and H J Witteveen,III .
19118
                Subjects: Economic development; Economic policy.