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  • All HBS Web  (257)
    • News  (99)
    • Research  (129)
    • Multimedia  (7)
  • Faculty Publications  (75)

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  • All HBS Web  (257)
    • News  (99)
    • Research  (129)
    • Multimedia  (7)
  • Faculty Publications  (75)
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  • 2025
  • Working Paper

Tracking the Short-Run Price Impact of U.S. Tariffs

By: Alberto Cavallo, Paola Llamas and Franco Vazquez
This paper examines the short-run impact of the 2025 U.S. tariffs on consumer prices using a unique integration of high-frequency retail pricing data, product-level country-of-origin information, and detailed tariff classifications. By linking daily prices from major... View Details
Keywords: Tariffs; Trade; Price; Inflation and Deflation
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Cavallo, Alberto, Paola Llamas, and Franco Vazquez. "Tracking the Short-Run Price Impact of U.S. Tariffs." Working Paper, April 2025.
  • 2021
  • Working Paper

Competitive Two-Part Tariffs

By: Jorge Tamayo and Guofu Tan
We study competitive two-part tariffs in a model of asymmetric duopoly firms that offer (vertically and horizontally) differentiated products. We show that the sign of the markup for each product depends on the average expected demand among all customers as well as the... View Details
Keywords: Product Differentiation; Two-part Tariffs; Marginal-cost Pricing; Cross-subsidization; Competition; Price
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Tamayo, Jorge, and Guofu Tan. "Competitive Two-Part Tariffs." Harvard Business School Working Paper, No. 21-089, March 2021. (R&R American Economic Journal: Microeconomics.)
  • Article

When Talk Is "Free": The Effect of Tariff Structure on Usage Under Two- and Three-Part Tariffs

By: Eva Ascarza, Anja Lambrecht and Naufel Vilcassim
In many service industries, firms introduce three-part tariffs to replace or complement existing two-part tariffs. In contrast with two-part tariffs, three-part tariffs offer allowances, or “free” units of the service. Behavioral research suggests that the attributes... View Details
Keywords: Pricing; Nonlinear Pricing; Discrete/continuous Choice Model; Three-part Tariffs; Free Products; Price; Consumer Behavior; Analysis; Learning; Risk and Uncertainty
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Ascarza, Eva, Anja Lambrecht, and Naufel Vilcassim. When Talk Is "Free": The Effect of Tariff Structure on Usage Under Two- and Three-Part Tariffs. Journal of Marketing Research (JMR) 49, no. 6 (December 2012): 882–900.
  • Article

Tariff Passthrough at the Border and at the Store: Evidence from U.S. Trade Policy

By: Alberto Cavallo, Gita Gopinath, Brent Neiman and Jenny Tang
We use micro data collected at the border and the store to characterize the price impact of recent US trade policy on importers, exporters, and consumers. At the border, import tariff passthrough is much higher than exchange rate passthrough. Chinese exporters did not... View Details
Keywords: Trade Policy; Tariffs; Exchange Rate Passthrough; Economics; Trade; Policy; Currency Exchange Rate; Price; United States
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Cavallo, Alberto, Gita Gopinath, Brent Neiman, and Jenny Tang. "Tariff Passthrough at the Border and at the Store: Evidence from U.S. Trade Policy." American Economic Review: Insights 3, no. 1 (March 2021).
  • 2020
  • Working Paper

Tariff Passthrough at the Border and at the Store: Evidence from U.S. Trade Policy

By: Alberto Cavallo, Gita Gopinath, Brent Neiman and Jenny Tang
We use micro data collected at the border and the store to characterize the price impact of recent US trade policy on importers, exporters, and consumers. At the border, import tariff passthrough is much higher than exchange rate passthrough. Chinese exporters did not... View Details
Keywords: Trade Policy; Tariffs; Exchange Rate Passthrough; Economics; Trade; Policy; Inflation and Deflation; United States; China
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Cavallo, Alberto, Gita Gopinath, Brent Neiman, and Jenny Tang. "Tariff Passthrough at the Border and at the Store: Evidence from U.S. Trade Policy." NBER Working Paper Series, No. 26396, October 2019. (Revised June 2020. Harvard Business School Working Paper, No. 20-041, October 2019)
  • 12 Apr 2018
  • Op-Ed

Op-Ed: The Trouble with Tariffs

Stacks of shipping containers waiting to be filled with export goods. ralfgosch In March, when the Trump administration released its proposed tariffs list against China, I was eager to get a look. After all, these are the products from... View Details
Keywords: by Willy C. Shih; Manufacturing; Auto; Steel; Air Transportation; Technology; Telecommunications
  • February 13, 2025
  • Article

Research: The Costs of Circumventing Tariffs

By: Jaya Y. Wen, Ebehi Iyoha, Edmund Malesky and Sung-Ju Wu
When tariffs are levied against a specific country, that country might attempt to circumvent the tariff by rerouting products through a third country to avoid the higher taxes. Research in the aftermath of the 2018 U.S.-China trade war examined this phenomenon, finding... View Details
Keywords: Trade; Global Strategy; International Relations; United States; China
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Wen, Jaya Y., Ebehi Iyoha, Edmund Malesky, and Sung-Ju Wu. "Research: The Costs of Circumventing Tariffs." Harvard Business Review Digital Articles (February 13, 2025).
  • November 2022
  • Case

Chêne Bleu: Caught in the Trade Tariff Crossfire

By: Dante Roscini, Elena Corsi and Daniela Beyersdorfer
A French wine estate faced a 25% tariff on its U.S. exports following a multi-decade-long EU-U.S. trade dispute in the aerospace industry. View Details
Keywords: Trade; Globalized Markets and Industries; Business Startups; Business Strategy; Expansion; Family Business; Distribution; Agribusiness; Taxation; Agriculture and Agribusiness Industry; Food and Beverage Industry; Aerospace Industry; France; United States; Europe
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Roscini, Dante, Elena Corsi, and Daniela Beyersdorfer. "Chêne Bleu: Caught in the Trade Tariff Crossfire." Harvard Business School Case 723-020, November 2022.
  • 01 Sep 2022
  • What Do You Think?

Is It Time to Consider Lifting Tariffs on Chinese Imports?

(iStockphoto/AvigatorPhotographer) Recently there has been talk, but no action, about eliminating some or all of the tariffs on Chinese imports that were instituted by the Trump administration. The debate involves salient arguments on... View Details
Keywords: Re: James L. Heskett
  • May 1989
  • Article

Tariffs vs. Quotas with Implicit Collusion

By: J. J. Rotemberg and Garth Saloner
Keywords: Taxation
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Rotemberg, J. J., and Garth Saloner. "Tariffs vs. Quotas with Implicit Collusion." Canadian Journal of Economics 22 (May 1989): 237–244.
  • March 1993
  • Background Note

General Agreement on Tariffs and Trade, The

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Gomes-Casseres, Benjamin, and Mary O'Sullivan. "General Agreement on Tariffs and Trade, The." Harvard Business School Background Note 793-099, March 1993.
  • 26 Jun 2019
  • Research & Ideas

Why the US-China Tariff Standoff Hurts American Companies More

"We are the 'piggy bank' that everyone wants to take advantage of," President Donald Trump told his 61 million Twitter followers in May, days after he hiked tariffs on $200 billion worth of Chinese goods. "NO... View Details
Keywords: by Danielle Kost; Retail; Manufacturing; Steel
  • 05 May 2020
  • Research & Ideas

China Tariffs and Coronavirus a Double Hit to American Retailers

The double-whammy of increased tariffs imposed by the United States on China and fallout from the coronavirus could make it even more difficult for American retailers to weather the storm in the coming months—or increase pressure on them... View Details
Keywords: by Michael Blanding
  • 02 Mar 2018
  • Op-Ed

Op-Ed: Trump’s Tariffs Could Harm Allies as Much as Opponents

After many on and off signals, President Donald Trump pulled the trigger March 1 and announced he would slap long-term duties on steel (25 percent) and aluminum (10 percent) imports next week. The last imposition of tariffs on steel by... View Details
Keywords: by Dante Roscini; Steel; Manufacturing
  • 2014
  • Discussion Paper

Do High Feed-in Tariffs for Solar PV Panels Hinder Competition (Japanese)

By: Koji Nomura and Tomomichi Amano
In Japan, feed-in-tariffs (FIT) are a key policy tool that has been deployed to produce the mass diffusion of photovoltaices (PV). In this study, we argue that this policy is unlikely to induce sustainable economic growth, which some use as a justification for FIT. We... View Details
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Nomura, Koji, and Tomomichi Amano. "Do High Feed-in Tariffs for Solar PV Panels Hinder Competition (Japanese)." Development Bank of Japan, Research Center on Global Warming Discussion Paper Series, no. 49, April 2014.
  • 12 Nov 2019
  • Working Paper Summaries

Tariff Passthrough at the Border and at the Store: Evidence from US Trade Policy

Keywords: by Alberto Cavallo, Gita Gopinath, Brent Neiman, and Jenny Tang
  • December 2021
  • Article

Trade Policy Uncertainty and Stock Returns

By: Marcelo Bianconi, Federico Esposito and Marco Sammon
A recent literature has documented large real effects of trade policy uncertainty (TPU) on trade, employment, and investment, but there is little evidence that investors are compensated for bearing such risk. To quantify the risk premium associated with TPU, we exploit... View Details
Keywords: Trade Policy; Uncertainty; Stock Returns; Risk Premium; Tariff Rates; Portfolio Analysis; Trade; Policy; Risk and Uncertainty; Stocks; Investment Return
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Bianconi, Marcelo, Federico Esposito, and Marco Sammon. "Trade Policy Uncertainty and Stock Returns." Art. 102492. Journal of International Money and Finance 119 (December 2021).
  • September 2002
  • Background Note

Note on WTO Disputes: Five Major Cases

By: David A. Moss and Nick Bartlett
Summarizes five major trade disputes before the World Trade Organization (WTO): (1) the Brazil-Canada aircraft dispute, (2) the European Union/United States foreign sales corporation dispute, (3) the Asian/United States shrimp and sea turtle dispute, (4) the United... View Details
Keywords: Trade; Conflict Management; Negotiation; Brazil; Canada; European Union; Asia; United States
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Moss, David A., and Nick Bartlett. "Note on WTO Disputes: Five Major Cases." Harvard Business School Background Note 703-016, September 2002.
  • 2025
  • Working Paper

Exports in Disguise? Trade Rerouting During the U.S.-China Trade War

By: Ebehi Iyoha, Edmund Malesky, Jaya Wen and Sung-Ju Wu
This paper introduces a new measure of tariff evasion through rerouting and applies it to the 2018 U.S.–China trade war, focusing on Vietnam as a transit country. We use transaction-level trade data and define rerouting as the flow of a granular eight-digit Harmonized... View Details
Keywords: Trade; International Relations; Logistics; China; Viet Nam; United States
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Iyoha, Ebehi, Edmund Malesky, Jaya Wen, and Sung-Ju Wu. "Exports in Disguise? Trade Rerouting During the U.S.-China Trade War." Harvard Business School Working Paper, No. 24-072, May 2024. (Revised March 2025.)
  • Research Summary

US-Cuban Economic Relations 1898-1959

Rich Sicotte is conducting joint research with Alan Dye (Barnard College, Columbia University) on the evolution of US-Cuban economic relations before the Revolution that brought Fidel Castro to power. Currently they are focusing on the consequences of the Hawley-Smoot... View Details
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