In response to Russia’s attack on Ukraine, the United States and 37 countries formed a coalition in February 2022 to implement a barrage of export controls outside of any formal arrangement. By contrast, US controls on China are often unilateral, such as its October 2022 measures on...

Amid the current U.S.-China technological race, the U.S. has imposed export controls to deny China access to strategic technologies. We document that these measures prompted a broad-based decoupling of U.S. and Chinese supply chains. Once their Chinese customers are subject to export controls,...