A Guide to the Use of the IWR Interactive Ratio Forecasting Program (PC-DOS Personal Computer Version).

Abstract : This report provides instruction for using the personal computer version of an interactive ratio forecasting program which can be used for developing forecasts of socioeconomic variables for small areas, Four commonly used methods are available in the program: basic ratio, average annual ratio, ratio difference, and shift share. These methods and their appropriate uses are described in the report. Keywords include: Ratio methods, Forecasting program, Program listing, Basic ratio, Annual ratio, Ratio difference, and Shift share.