Let's say you work in the U.S. auto industry, which for years has banked on large, fuel-hungry SUVs and light trucks.

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"We have been stockpiling food, equipment and fuel since March so people won't go hungry or cold but you may find your schedule changes at the last minute, there is nothing you can do about the weather, " she said.

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With close to 900 million people going hungry every day, we cannot continue diverting valuable food into fuel.

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Goldman Sachs, to fuel prodigious profit growth and keep shareholders as giddy as its own bonus-hungry bankers, is more dependent than ever before on income from trading, a volatile, random and risky business.

FORBES: Magazine Article