投入產出分析及其應用(英文)(ppt 42頁)

政策評估模型的主要類別
經濟計量模型（econometric model）
投入產出模型（input-output model）
數學規劃模型（mathematical programming）
CGE 模型 (Computable General Equilibrium Model)
經濟計量模型的一些問題Complicated estimation methods
Robust estimation requires long and reliable data series.
Econometric models are local approximation models. Their relevance declines for analysis of “large” policy changes.
Subject to Luca’s critiques; Most powerful only in the absence of “regime shifts” or other structural breaks.
Not appropriate for welfare economics
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