 Economic activities are fostered by the lowest personal and corporate income tax rates in the EU , and the second @-@ lowest public debt of all member states at 16 @.@ 5 per cent of GDP in 2012 . In 2013 , GDP ( PPP ) was estimated at $ 119 @.@ 6 billion , with a per capita value of $ 16 @,@ 518 . Sofia and the surrounding <unk> planning area are the most developed region of the country with a per capita PPS GDP of $ 27 @,@ 282 in 2011 . Bulgaria is a net receiver of funds from the EU . The absolute amount of received funds was € 589 million in 2009 . 
