U.S. trade chief calls trying to change China's economy "crazy"

As Europe grapples with its own China shock , the U.S. has largely given up on trying to persuade Beijing to change the export-heavy economic model that's helping fuel it. It's a sharp break from years of U.S. economic diplomacy — including most recently during the Biden administration . What they're saying: "We did that for 25 years with our best people, and everything got worse," U.S. Trade…