BloombergIt's Been a Rough Year for Wall Street's Conventional WisdomBloombergGoldman Sachs Group Inc. said a raging greenback was its top trade of the year -- and it was right for one day. The U.S. currency rose to the highest in at least 12 years on Jan 3. It's down 6.5 percent since then, and the bulls have thrown in the ...and more » read whole article