If you're building with steel or aluminum, you might be wincing with every quote and invoice.

Iron and steel prices are up 95.2%—nearly double—year over year, according to Associated Builders and Contractors.

"Some of the recent setbacks in global supply chain recovery relate to the dislocating impacts of the delta variant, but there are other forces at work, including government policy and geopolitics," ABC quotes its chief economist Anirban Basu. "As a growing number of nations around the world increase vaccination rates, the global economic recovery should continue. That will put even more upward pressure on input prices, all things remaining equal. Passage of a meaningful American infrastructure plan would further catalyze price increases."