Singapore is a city-state and global trade center. The country has a population of 5.6 million people, and it is one of the most densely populated countries in the world. The country is also one of the wealthiest nations in Asia, with a per capita GDP of about $57,000 USD.
Singapore has an advanced economy, with its port providing a gateway for trade between East and West. It is one of the world's major hubs for finance and logistics, being ranked as the "world's fifth freest economy" by the Heritage Foundation’s Index of Economic Freedom 2015 study. Singapore’s economic success story can be attributed to its deep natural harbor that allows for easy access to international trade routes and its location at a regional crossroads that provides easy access to both Asian and European markets; it also has an excellent infrastructure with good quality roads, ports, railways, airports and telecommunications systems.