iVk27CiUqpoIAfter Switzerland shocked markets by scrapping its currency cap, investors are beginning to ask whether a policy surprise may be lurking for the dollar, too. Samson Capital Advisors LLC said the Swiss move, which sent the franc surging as much as 41 percent against the euro last week, was “a good reminder” of the risks of following the herd, just as speculators pushed bets on a dollar rally to a new high. A shock from the Federal Reserve, such as raising interest rates less quickly than investors expect, may derail the greenback after it advanced to the highest in a decade, State Street Global Advisors Inc. warned. “People have to be re-assessing what their positions are,” Jonathan Lewis, chief investment officer at New York-based Samson, which has $7.4 billion in assets, said by phone on Jan. 16. In the case of Switzerland, “people were betting billions of dollars on the kindness of strangers, people they’d never met, whose names they couldn’t pronounce.” More