Technological decoupling—broadly defined as the undoing of cross-border trade in high-tech goods and services—has been associated with concerns about intellectual property protection, data privacy, and national security concerns as well as a renewed attention to industrial policies. However, surprisingly little is known about what such strategies might entail for the affected economies. News reports have highlighted the political economy motivations for decoupling and mapped out the unravelling of ties (Webster, 2020), with few attempts to quantify their economic impacts.