| Trading precious metals against each other based on purchases and sales through exchange-traded products would have returned an annual profit of about 30 percent since 2007, according to JPMorgan Chase & Co.
The bank rates investment in the products on a weekly basis, buying the metal with the highest current holding relative to the past six months and selling the one with the lowest relative holding. The strategy, which was first calculated this month, would have been successful about 56 percent of the time since 2007, according to JPMorgan...............................................Full Article: Source
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