THE TARIFF ECONOMY: Stocks took another swan dive yesterday following remarks by Federal Reserve Chair Jerome Powell that President Trump’s global trade war might cause inflation, slow economic growth, and bring unemployment.   With Trump’s up and down, on-again off-again tariffs on imports, “Markets …

What Goes Up: With investors questioning the rationality of the stock market surge, the Dow Jones dipped by as much as 1500 points during trading yesterday, before closing down by 1,175, nearly 5 percent. It was the biggest one-day decline …