2026年2月，美国国防部拟利用AI模型为全球关键矿产（包括钨、锗、镓、锑）制定参考价格，意图打破中国在小金属领域的定价主导权。该模型基于历史贸易流、地缘风险、产能利用率等多维数据，试图构建"非市场定价"机制，削弱中国通过出口管制与配额管理形成的定价优势。
The manufacturing study’s most compelling evidence comes from a geographic quasi-experiment. Rather than simply comparing firms in high-wage states to those in low-wage states—an approach vulnerable to the objection that those states differ in countless other ways—the researchers focused specifically on companies located in counties that sit directly on state borders, comparing businesses on opposite sides of the same line. These firms face nearly identical local economies, labor markets, and industries. The only meaningful difference is which state’s minimum wage law applies to them.
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Total test duration: PT10.711S | PT10.229S
Senator Richard Blumenthal said he would open a perjury investigation into the ousted homeland security secretary Kristi Noem after alleging she lied to Congress about the hidden influence her senior adviser Corey Lewandowski had over the agency’s contracts.