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David Kelly, chief global strategist with JP Morgan Funds, explains what's got corporate profits up in a weak economy. - 

Gold prices are down again this morning, after falling by more than 10 percent since Friday. Oil prices are also lower. But how do these drops in commodity prices affect your wallet?

Reports over the past couple years have suggested sky-high U.S. carbon-dioxide emissions have been falling, but what about the global energy picture? A new report suggests its nothing to write home about.

Bank of America said this morning that its profit quadrupled last quarter compared with a year ago, though that was below expectations. Toymaker Mattel also reported a quadrupling of profit last quarter, helped in part by cost cutting. David Kelly, chief global strategist with JP Morgan Funds, explains what's got profits up.

Follow Jeremy Hobson at @jeremyhobson