Is the USA the largest economy for the happy few?

The world has 3 economic giants at this moment. Based on its 2018 GDP, the U.S. is the undisputed leader of the pack with 21.4 trillion USD. The European Union (EU27 without the U.K.) came in second with 18.3 trillion USD GDP, followed by China with 14.4 trillion USD in GDP. With the current pandemic and recession, these giants came closer to each other but that might be a temporary realignment, so let…