People skate on an ice rink as a Christmas tree and stalls stand illuminated at a Christmas market in front of the opera house in Zurich, Switzerland, on Thursday, Nov. 26, 2015. The Swiss franc fell against all its major peers as speculation the European Central Bank is gearing up to boost stimulus led investors to consider whether the Swiss National Bank will respond by intervening to weaken its own currency. Photographer: Alessandro Della Bella/Bloomberg via Getty Images