Public investment, the rate of return, and optimal fiscal policy / Kenneth J. Arrow and Mordecai Kurz. Arrow, Kenneth Joseph, 1921- Kurz, Mordecai, joint author. Resources for the Future. Expenditures, Public Rate of return. Government spending policy. Fiscal policy Mathematical models. Economic policy Mathematical models. HJ131 .A7 332.6 ARP Bibliography: p. 209-213. Baltimore : Published for Resources for the Future by the Johns Hopkins Press, 1970. 1970. 1970 Text xxviii, 218 p. : eng