Simple projection models LINLinear EXPExponential LIN/EXPLinear/Exponential Linear if positive base period change; exponential if negative MEXModified Exponential Growth rate dampened if pop very high or low CGDConstant Growth Rate Difference CSPConstant Share of Population FSPForecast Share of Population CSGConstant Share of Growth CSG+Constant Share of Growth Positive shares only VSGVariable Share of Growth Initial growth forecast using LIN/EXP Then adjusted to State growth using plus-minus method 4
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