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Guest Post: How to (legally) respond to the ‘reciprocal’ tariffs announced by the Trump administration?

This is a guest post from Antoine Comont, Ph.D Candidate at Laval University and the University of Bordeaux If respecting international law is a virtue that still makes sense to you, the question for each of the countries affected by the tariffs announced yesterday by the administration is how
Simon Lester 05 Apr 2025 10 min read

Collective Economic Security

Collective Economic Security By Mona Paulsen (LSE Law) and Dan Ciuriak (C.D. Howe (Senior Fellow)) With a flurry of pomp and circumstance, the second Trump administration has reset United States trade with its trading partners. Based on U.S. laws that afford wide Executive discretion towards trade actions owing
Mona Paulsen 03 Apr 2025 5 min read

A Few Answers To My Questions about Trump's Reciprocal Tariffs

Last week, I asked a lot of questions related to what we might expect from Trump's "reciprocal tariffs." Now we have a few answers in the Executive Order and a fact sheet from yesterday. Let's go through them. Which statutes will they use as
Simon Lester 03 Apr 2025 8 min read

Call for Papers: Law and Economic Development

This is from the ASIL International Economic Law interest group: The University of Hawai'i at Mānoa, William S. Richardson School of Law and the Law and Development Institute are co-hosting a conference in December 2025 in Honolulu, Hawai'i. The conference theme is "Law and Economic
Inu Manak 31 Mar 2025 1 min read

Guest Post: How to retaliate against looming Trump tariffs

This is a guest post from Simon Schropp (BRG and George Washington University) and Kornel Mahlstein (Sidley Austin LLP) Eight weeks into the Trump Administration it appears that the “Trump tariffs” on America’s closest allies are not mere posture. Treasury Secretary Scott Bessent announced on March 18 that the
Simon Lester 31 Mar 2025 5 min read

The U.S. Argument that GATT Article XX Applies to Non-GATT Goods Agreements (Including the SCM Agreement)

In its first written submission in the U.S. - IRA Tax Credits WTO dispute (DS623), the U.S. makes a number of arguments people might find interesting. First, there's a new invocation of the GATT Article XXI security exception related to the exclusion under the Internal Revenue
Simon Lester 30 Mar 2025 6 min read

Passing of Steve Charnovitz

I was saddened to hear of the passing this week of the great trade law scholar Steve Charnovitz, a professor at GW law school. The full list of his scholarly works can be found at his personal website. Steve was also one of the founding bloggers here at the IELP
Simon Lester 26 Mar 2025 1 min read

Questions about Trump's Reciprocal Tariffs

President Trump and his trade team have been pointing to April 2 as the big day for his reciprocal tariffs. At this point, I have lots of questions, but few answers, about what to expect from all this. Here are some of my questions: - Which statutes will they use
Simon Lester 23 Mar 2025 3 min read

WTO Dispute Settlement and Certainty

At the always excellent Georgetown Law International Trade Update last week, there was a "Fireside Chat" between Demetrios Marantis (former Deputy U.S. Trade Rep. and acting U.S. Trade Rep.) and Biden administration Ambassador to the WTO Maria Pagan. They covered a lot of ground, and on
Simon Lester 19 Mar 2025 2 min read

Politicized AD/CVD vs. Neutral WTO Adjudication As a Way To Address Unfair/Non-Market/Protectionist Practices

In this post, I'm going to talk about an assumption that I think is held by many people (in the U.S. and elsewhere): AD/CVDs are a good way to respond to unfair/non-market/protectionist practices in other countries. I'm going to call that assumption
Simon Lester 16 Mar 2025 4 min read

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Is Section 122 of the 1974 Trade Act a Fall-Back Option for Trump to Impose Tariffs?

Without IEEPA authority, as we have all discussed, where there is a will, there is a way. In all likelihood, this way involves the expanded use of other statutory authorities, such as Section 232 of the 1962 Trade Expansion Act and Section 301 of the Trade Act of 1974. In
07 Nov 2025 4 min read

Roundup of IEEPA Hearing Commentary

I listened to today's Supreme Court hearing on the IEEPA tariff cases, but it was clear to me that I am not well-positioned to offer good insights on how the Court might rule. (The transcript is here if anyone wants to give this kind of tea leaf reading a shot themselves).
05 Nov 2025 8 min read

Economic and National Security Provisions in U.S. Trade Agreements

A few weeks ago, I wrote a post cautioning everyone to "Beware the 'Securitization' of Trade Policy." So far, however, it looks like my post has been a big failure, as many people seem to be throwing caution to the wind, and instead of being wary
03 Nov 2025 4 min read

Some Questions about the Cambodia and Malaysia Trade Deals

The White House released the texts of trade agreements with Cambodia and Malaysia today. I have lots of questions about this.
26 Oct 2025 3 min read

How Should the U.S. Respond To China's Non-Market Practices?

In an interview last week, Treasury Secretary Scott Bessent talked about the Trump administration's response to China's non-market practices. Part of this response, as he presents it, has been for the U.S. to pursue a specific version of state-led industrial policy as a defensive measure.
20 Oct 2025 5 min read

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