FILE PHOTO: A bull, symbol of successful burse trading is silhouetted outside the stock exchange in Frankfurt, Germany, February 23, 2016. Picture taken February 23, 2016. REUTERS/Kai Pfaffenbach/File Photo
FILE PHOTO: A bull, symbol of successful burse trading is silhouetted outside the stock exchange in Frankfurt, Germany, February 23, 2016. Picture taken February 23, 2016. REUTERS/Kai Pfaffenbach/File Photo