©2015 Bloomberg News NUUPGX6KLVR9 (Bloomberg) — The biggest collapse in commodity prices in a generation is giving some investors the best returns of any asset class. Over the past 12 months, eight of the 10 best-performing U.S. exchange-traded funds were securities that benefited from declines in raw-material prices, with five

published Jan 30th 2017, 3:16 pm, by Tom Randall (Bloomberg) —Sometimes it seems like Elon Musk is spacewalking without a tether. America’s clean-energy icon—the founder of Tesla Motors and SpaceX—riled up many of his supporters this weekend by offering a decidedly tepid criticism of President Donald Trump’s executive order restricting immigrants and refugees