U.S. factory job gains come slowly despite corporate vows
* U.S. manufacturing: Big promises, small gains
* Factory jobs have increased but are below 1990s peak
* Economists say "reshoring" adds few U.S. jobs
* China's losses are Mexico's gains
By Joseph White, Howard Schneider and Nick Carey
DETROIT, May 8 (Reuters) - Nike Inc's announcement that it could create up to 10,000 manufacturing jobs in the United States will spark further debate on whether the country is starting to see an industrial renaissance after many years of job losses.
Evidence from government and private data suggests it is too early for U.S. workers, or politicians, to celebrate. Any boost in U.S. manufacturing appears so far to be, at best, modest and fragile.
The athletic shoemaker Nike on Friday joined Wal-Mart Stores Inc, Apple Inc, General Electric Co and Ford Motor Co among U.S. businesses promising to invest in manufacturing jobs in the United States.
There were 12.3 million U.S. manufacturing jobs in April, up 1.5 percent from a year earlier but well below 1990, when there were almost 18 million jobs, the government reported Friday. Continuación...