TY - RE AU - Anderson,J.R. TI - Forecasting, uncertainty, and public project appraisal: A measure of the probability of commodity price forecasts is not necessary for most project analysis, but it does give users a realistic view of the forecast's precision and imposes a useful discipline on the forecaster T2 - The World Bank PPR Working Paper Series (WPS) SN - 0-8213-1166-2 PY - 1989/// CY - Washington, DC (USA) PB - World Bank, KW - Commodity markets KW - Forecasting KW - Prices KW - Products N1 - Tables, references p. 40-45, appendices ER -