The rapid adoption of artificial intelligence has been the key driver of economic growth in the United States in the 2020s. In the first half of 2025, AI-related capital expenditures contributed 1.1 percentage points to GDP growth, outpacing the American consumer as the main engine of expansion.
Corporate adoption of AI has gone from curiosity to ubiquity: 88 percent of firms report using AI in at least one business function, up from 55 percent just two years ago. AI-related stocks have generated over half of total equity-market returns since 2023, and corporate AI investment reached $252 billion in 2024, with private investment climbing 45 percent to $109 billion—nearly 12 times higher than China’s $9 billion.
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