Dave Nadig, the director of research at IndexUniverse, told Bloomberg the challenge of physical copper ETFs is clear-cut. “I can hold a million dollars worth of gold in my hand, but I would have to stack aluminum up as high as my house to get a million dollars,” he said.
Existing copper ETFs are based on copper futures contracts or shares of commodity producers.
iPath Dow Jones UBS-Copper Total Return ETN
