A picture shows the Unicredit tower at Piazza Gae Aulenti in the business district of Porta Nuova on February 27, 2015 in Milan. Qatar's sovereign fund has acquired full control of a piece of prime real estate in Milan after buying out other shareholders, property group Hines Italia announced on February 27, 2015. Qatar has owned 40 percent of the Porta Nuova business district since 2013. Hines and insurer Unipol were among the selling shareholders in a 25-building development conservatively valued at more than two billion euros.   AFP PHOTO / FILIPPO MONTEFORTE        (Photo credit should read FILIPPO MONTEFORTE/AFP via Getty Images)