Answer :
Countries use various measures to gauge their wealth. Below we outline the top 10 countries based on disposable income per capita, identifying how much money a person has available to spend on goods and services after paying their taxes.
Money per capita can refer to income per capita, money supply per capita, gross domestic product (GDP) per capita, or even net worth per capita. Income per capita can refer to discretionary income per capita or disposable income per capita, for example.
Disposable income per capita is one way to measure a country's wealth. This refers to the average person's income available for spending and saving after taxes have been paid.
The United States had $53,122 in disposable income per capita in 2018, the largest of any nation.
Other countries with high disposable income per capita figures included Luxembourg, Switzerland, Germany and Australia