Xi Jinping

The US and China appear to have different understandings of what was agreed on rare earths at last month’s trade talks in Geneva, according to an expert on critical minerals policy. China’s exports of the materials used in critical technology from fighter jets to smartphones have become a major flashpoint between the world’s top economies, with US officials alleging Beijing hasn’t honored a commitment to resume shipments. A supply shortfall has already affected some American companies. But…