A little-known recession warning tied to Walmart is flashing red again - and it’s spooked economists for a worrying reason. The same signal has correctly predicted the last four major US downturns.

With exuberance everywhere on Wall Street (check out the $350 billion valuation for SpaceX), it’s interesting to look at contrarian indicators and what they say about the market. One of those is ...

Walmart shares tumble after disappointing guidance citing low-income consumer distress, rising fuel costs, and looming tariff ...