Answer: $623 billion
Explanation:
Gross Domestic Product refers to the final value of the goods and services produced within a country in a certain period which is usually a year.
It can be calculated by several approaches with one of them being the Expenditure approach.
The formula is:
= Consumption + Investment + Government spending + Net exports
= 400 + 88 + 128 + 7
= $623 billion
