As uncertainty over U.S. tariff deepens, the economic impact is already becoming visible. Anthony Chan, former chief economist at JPMorgan Chase, warns that uncertainty is toxic for business planning, hitting small businesses the hardest. When small firms suffer, employment growth slows. Meanwhile economics professor Yan Liang notes that with refunds unclear and new costs looming, American families could face thousands more in annual expenses, making tariffs a domestic economic strain, not just a trade tool.