WASHINGTON (AP) — U.S. manufacturers have grown more competitive over the past decade compared with factories in China, Brazil and most of the world’s other major economies.

So says a new private study, which found that rising wages and higher energy costs have diminished China’s long-standing edge over the United States. So has a boom in U.S. shale gas production. It’s reduced U.S. natural gas prices and slowed the cost of electricity.