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題 名 | 處理效果文獻回顧=Treatment Effect Models: A Brief Review |
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作 者 | 許育進; 賴宗志; | 書刊名 | 經濟論文叢刊 |
卷 期 | 46:4 2018.12[民107.12] |
頁 次 | 頁501-521 |
專 輯 | 臺灣經濟學會2017年年會論文集特刊 |
分類號 | 550.19 |
關鍵詞 | Rubin因果模型; 處理效果; 傾向分數; 機率倒數加權; Rubin causal model; Treatment effect; Propensity score; Inverse probability weighting; |
語 文 | 中文(Chinese) |
中文摘要 | 處理效果文獻在過去30年間有不少新的理論發展,這篇文章將回顧在Rubin因果模型中,當條件獨立假設成立時,如何以機率倒數加權法得到平均處理效果之認定及估計結果。我們也將說明在此假設不成立的內生性架構之下,該如何利用工具變數來對局部平均處理效果進行機率倒數加權之認定與估計。最後,我們介紹一個對條件獨立假設的統計檢定,並總結近年來處理效果文獻的發展,以及提出幾個未來可能的研究方向。 |
英文摘要 | Over the last three decades, much progress has been made in the treatment effect literature. In this article, we review the identification and estimation results of average treatment effects based on inverse probability weighting under the unconfoundedness assumption. We also discuss similar identification and estimation results of local average treatment effects when treatment assignment is endogenous but a binary instrumental variable is available. We then introduce a test for the unconfoundedness assumption and summarize some recent developments in the treatment effect literature. Finally, we point out some future research directions. |
本系統中英文摘要資訊取自各篇刊載內容。