During COVID, corporations blamed supply chain shocks for rising prices while quietly raising prices higher than costs, thereby boosting their profits to record levels. We know they did this because they bragged about doing it on corporate earnings calls. Economist Hal Singer warns that Trump’s proposed tariffs could spark a repeat, giving corporations another “golden opportunity” to jack up prices under the guise of higher costs. He explains why tools like antitrust enforcement and interest rate hikes aren’t enough to stop price gouging—and why failing to curb greedflation could carry a steep political price.