Example image of eyePlorer eyePlorer map for 'Complementary currency': Complement Currency Fiat money Local currency Terra (currency) WIR Bank Scrip Medium of exchange Legal tender Time-based currency Demurrage (currency) Interest Toronto dollar Bernard Lietaer Barter IRTA Margrit Kennedy Sectoral currency SOL Project Eco-Money Organic Union International Alternative currency Local Exchange Trading Systems Patacón (bond) Argentine argentino Instrodi LECOP Thomas H. Greco, Jr. World currency Healthy Money, Healthy Planet Crédito Demurrage Cyclos Argentine economic crisis (1999–2002)