When does the interest rate a lender charges cross the line from economically justified to immoral? Societies have struggled with this question since biblical times. Last week, Sen. Bernie Sanders (I-Vt.) and Rep. Alexandria Ocasio-Cortez (D-N.Y.) took a crack at this puzzle, proposing to cap credit card interest rates at 15 percent. They’re concerned that the U.S. … Continue reading To reform the credit card industry, start with credit scores