The U.S. auto industry is entering one of its biggest factory-building booms in years, a surge of spending largely driven by the shift to electric vehicles and new federal subsidies aimed at boosting U.S. battery manufacturing.

Through November, about $33 billion in new auto-factory investment has been pledged in the U.S., including money for the construction of new assembly plants and battery-making facilities, according to the Center for Automotive Research, a nonprofit organization based in Michigan. 

The 11-month total adds to the $37 billion in new auto-factory spending committed in 2021, when a number of new projects were revealed in states such as Tennessee, Kentucky and Michigan. The annual figure is up from $9 billion in 2017 and a more than eightfold increase from two decades ago, the center found.

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