Economy of Bulgaria (574 euro) (December, 2017). The national currency is the lev (plural leva), pegged to the euro at a rate of 1.95583 leva for 1 euro. The lev is the strongest and most stable currency in Eastern Europe. The strongest sectors in the economy are energy, mining, metallurgy, machine building, agriculture and tourism. Primary industrial exports are clothing, iron and steel, machinery and refined fuels. The trading partners with largest contribution to the import/export are Germany, Italy, Romania, Turkey, Greece, Russia, France, Spain, Poland, Netherlands, China, Hungary and Belgium. Sofia is the capital and economic heart of Bulgaria and home to
Currency war The term "currency war" is sometimes used with meanings that are not related to competitive devaluation. In the 2007 book, "Currency Wars" by Chinese economist Song Hongbing, the term is sometimes used in a somewhat contrary sense, to refer to an alleged practice where unscrupulous bankers lend to emerging market countries and then speculate against the emerging state's currency by trying to force it down in value against the wishes of that states' government. In another book of the same name, John Cooley uses the term to refer to the efforts of a state's monetary authorities to protect its currency