Mercosur or Mercosul (Spanish: Mercado Común del Sur, Portuguese: Mercado Comum do Sul, Guarani: Ñemby Ñemuha, Southern Common Market) is a sub-regional bloc. Its full members are Argentina, Bolivia, Brazil, Paraguay, Uruguay and Venezuela.Its associate countries are Chile, Peru, Colombia and Ecuador. Observer countries are New Zealand and Mexico.Its purpose is to promote free trade and the fluid movement of goods, people, and currency.