Rent the Runway CEO Jennifer Hyman says a single piece of advice from a mentor helps her get through difficult days at work and home.

Quiksilver, Billabong and Volcom, once a magnet for Millennials looking for surfer and skateboard-inspired clothing, are permanently closing all of their stores.

While the 10% tariff is smaller than what Trump has threatened before, investors and industry analysts expect a ripple effect ...