第14257號行政命令

第14257號行政命令，标题是《通过对等关税调整贸易行为来纠正导致美国商品贸易长期巨额逆差个问题》（英语：Regulating Imports with a Reciprocal Tariff to Rectify Trade Practices that Contribute to Large and Persistent Annual United States Goods Trade Deficits），美国总统唐纳德·川普叫伊“解放日关税”（英语：Liberation Day tariffs），是2025年4月2号，美国总统唐纳德·川普引用《国际紧急经济权力法》，勒垃白宫签订个行政命令。内容有得勒垃4月5号开始实施10%个全面进口关税^[1]，外加按照公式^{[注 1]}勒垃4月9号对全球一百多隻国家地区个进口货品加征“对等关税”（英语：Reciprocal Tariff）^[4]。4月9号，川普表示对部分国家暂停加征箇隻关税90天^[5]。

注释

↑ $\Delta \tau _{i}={\frac {x_{i}-m_{i}}{\varepsilon \cdot \varphi \cdot m_{i}}}$ 当中，分母个系数ε帮φ相乘是1^[2]^[3]

参考

↑ Trump imposes 10 percent universal tariff, higher for top trade partners (en). Politico (2025-04-02).
↑ Salmon, Felix (2025-04-03). How to read the White House's tariff formula (en). Axios.
↑ Reciprocal Tariff Calculations (en). Office of the United States Trade Representative (2025-04).
↑ Pichee, Aimee (2025-04-02). Trump reveals these 2 new types of tariffs on what he calls "Liberation Day," April 2 - CBS News (en-US). www.cbsnews.com.
↑ 特朗普宣布對部分國家暫停實施為期90天新關稅 (zh). 信報 (2025-04-10).

[4] $\Delta \tau _{i}={\frac {x_{i}-m_{i}}{\varepsilon \cdot \varphi \cdot m_{i}}}$ 当中，分母个系数ε帮φ相乘是1^[2]^[3]

[:4-1] Trump imposes 10 percent universal tariff, higher for top trade partners (en). Politico (2025-04-02).

[Salmon-2] Salmon, Felix (2025-04-03). How to read the White House's tariff formula (en). Axios.

[3] Reciprocal Tariff Calculations (en). Office of the United States Trade Representative (2025-04).

[:6-5] Pichee, Aimee (2025-04-02). Trump reveals these 2 new types of tariffs on what he calls "Liberation Day," April 2 - CBS News (en-US). www.cbsnews.com.

[6] 特朗普宣布對部分國家暫停實施為期90天新關稅 (zh). 信報 (2025-04-10).

[1]

[注 1]

[4]

[5]

[2]

[3]