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
Occitan (local currency) started his career in Pézenas. To maintain an individual bill's validity, a "scrip" corresponding to 2% of the banknote value must be paid every six months. (This system, called demurrage, is a form of currency circulation tax and was invented by Silvio Gesell.) Occitan (local currency) Occitan is the name of a community currency started in 2010 in Pézenas, Languedoc-Roussillon, France. It is named after the Occitan language. The Occitan program is intended to promote local commerce. The Occitan operates with a fixed exchange rate: = There is a fixed commission of 4% for members (shops) and 6% for individuals.