Swiss Finance Minister Eveline Widmer-Schlumpf speaks during a debate on the Swiss - U.S. tax agreement in Bern June 19, 2013. REUTERS/Ruben Sprich (SWITZERLAND - Tags: POLITICS BUSINESS HEADSHOT TPX IMAGES OF THE DAY)
Swiss Finance Minister Eveline Widmer-Schlumpf speaks during a debate on the Swiss - U.S. tax agreement in Bern June 19, 2013. REUTERS/Ruben Sprich (SWITZERLAND - Tags: POLITICS BUSINESS HEADSHOT TPX IMAGES OF THE DAY)