The United States is a mature market economy with the biggest nominal GDP and net wealth in the world. After China, it has the second-largest purchasing power parity (PPP) economy. In 2021, it had the ninth highest nominal per capita GDP and the fifteenth highest PPP per capita GDP in the world.
In 2016, the United States was the world’s top importer, transacting nearly $2.2 trillion in products with its key trading partners, China, Mexico, Japan, Canada, and Germany. Its exports were $1.47 billion, making it the second-largest exporter in the world.