YAHOO FINANCE Tuesday, Jun 15 A transitory surge cools off. Two months ago it took only one thing to be rich. And that was a piece of lumber. Through the spring, the surge in lumber prices became the market narrative as it covered every pandemic-related trend: Labor shortages, shipping constraints and housing demand — all in one place. But now it looks like the latest mini-bubble to hit the market has started to pop, and offers us a preview of what's to come across the economy.