President Trump’s aggressive push on immigration enforcement has produced results few in his administration predicted. Instead of opening positions for U.S.-born workers, heightened ICE activity has slowed hiring, reduced output in key sectors and left measurable gaps in local labor markets. New studies document the pattern with striking consistency. One analysis ties the administration’s surge in arrests directly to hundreds of thousands of lost positions. Fortune reported Friday that a Brookings Institution study found 668,000 jobs evaporated in 86 cities that experienced the sharpest rise in ICE enforcement during the first half of 2025. Researchers calculated roughly 13 lost jobs for each excess arrest. Between 51,000 and 297,000 of those positions belonged to American-born workers. The mechanism is straightforward. Visible raids generate fear. Workers stay home. Customers avoid stores and restaurants. Businesses scale back operations.…