Trump uses interview on economics to promote tariffs and riff on his favorite themes The Associated PressTrump Brags About His Math Skills and Economic Plans. Experts Say Both Are Shaky. The New York TimesTrump on growth: tariffs are the answer, but I won’t run the Fed Yahoo FinanceTrump Crumbles When Pressed on Economic Policy in Tense Interview Rolling StoneFormer President Trump Pressed on Policy Proposals at Economic Club of Chicago C-SPAN