Beyond the rule of thumb : methods for evaluating public investment projects / Tito Boeri. Boeri, Tito. Economic development projects Evaluation. Economic development projects Cost effectiveness. Public investments Evaluation. Public investments Cost effectiveness. Shadow prices. HD75.9 .B64 1990 350.72 20 BOB Includes index. Bibliography: p. 145-158. Boulder, Colo. : Westview, 1990. 1990. 1990 Text xi, 162 p. : eng