Italy’s Gross Domestic Product has dropped by 0.4 percent since the country joined the euro zone. Even though Rome’s GDP expanded 6.2 percent since 98, its population has decreased by 6.6 percent, according Eurostat data. Would exiting the #eurozone improve #Italy's economic prospects? https://t.co/usFWnLMVQY @mariademertzis pic.twitter.com/autkQpHXFr — Bruegel (@Bruegel_org) January 27, 2017 “The comparison with…