二十一世紀以來的國際發展援助議程益加強調援助有效性，如何確立援助過程中最後階段—政策到發展結果—的有效性，則與2015年 2019年與2021年諾貝爾經濟學獎得主，使用個體資料、應用因果推論方法、進行反事實分析緊密相關。本文回顧援助有效性的背景，介紹反事實分析的邏輯、方法，並透過訪談與文獻分析，檢視臺灣目前政府開發援助中，已獲學術期刊審查刊登的反事實分析案例，包括國際合作發展基金會在南太平洋島國吉里巴斯與馬紹爾群島的園藝計畫以及海地之糧食安全計畫。本文發現上述案例..

Since the beginning of the twenty-first century, the international development agendas have put more emphases on aid effectiveness. How to ensure the effectiveness from policies to development outcomes, the last stage of the aid process, is closely related to counterfactual analyses using micro-level data and causal inference techniques, recognized by Nobel Memorial Prizes in economics in 2015, 2019, and 2021. This paper reviews the background of aid effectiveness, introduces the logic and techniques of counterfactual analyses commonly used..

Benjamin J. Cohen 和 Eric. Helleiner 對貨幣權力進行概念論述，但欠缺具體操作指標，學者趙文志依 Cohen 貨幣權力理論中的延遲權力與轉移權力，提出延遲權力中有中、美兩國外匯儲備量、國債發行規模的借貸能力，轉移權力以貿易占 GDP 比值的開放程度，共三項具體指標，指出美國開放度比中國低、但美元流動性與借貸能力高於中國，說明美國對中國有貨幣權力，但該文無法說明中國外匯存底和貿易開放程度都高於美國，但為何是美國擁有貨幣權力，顯然..

Although Benjamin J. Cohen and Eric Helleiner have developed narratives on Monetary Power, there is no clear operational definition of the term. Based on Cohen’s discussion of the power of delay and the power of transfer, Chou Wen-Chi came up with three criteria to measure Monetary Power: foreign reserve, outstanding national debt, and percentage of trade in GDP. Using these criteria, he pointed out that although the US is less trade- dependent, liquidity of US Dollar and borrowing ability of the US are both higher. Thu..