The copper market has "broken down," plunging 3.9% today to $3.78/lb., its lowest price since...

|By:, SA News Editor

The copper market has "broken down," plunging 3.9% today to $3.78/lb., its lowest price since November. Copper is now down 10% so far this month, and nearly 17% since early August began. Dr. Copper could be sending a warning signal about the global economy.