The "Global MetroMonitor 2011: Volatility, Growth and Recovery" report by Brookings Institution includes the western province of Izmir at fourth place, Ankara at sixth and Istanbul at seventh.
Izveštaj organizacije Brukings institušn pod nazivom „Globalni metromonitor 2011: Nestalnost, rast i oporavak“ (Global MetroMonitor 2011: Volatility, Growth and Recovery) svrstao je provinciju Izmir, na zapadu Turske, na četvrto mesto, Ankaru na šesto i Istanbul na sedmo.