(Reuters) - A look at the day ahead in U.S. and global markets by Amanda Cooper. Another week brings another round of tariff surprises from U.S. President Donald Trump. This time, it's a 25% duty on ...

Tom Yeung here with today’s Smart Money. During the 1980s, traders used “Dr. Copper” to measure the health of the economy. The higher the metal’s price, the rosier the outlook. That’s because copper ...

Investors long turned to copper as a reliable economic indicator: High prices meant the economy was humming, and low prices meant it wasn’t. In fact, copper was considered such a good signal that ...