Question

how GDP is related to the economy of a country?

Answer 1

The gross domestic product (GDP) is one of the primary indicators used to gauge the health of a country's economy. It represents the total dollar value of all goods and services produced over a specific time period, often referred to as the size of the economy

Answer 2

more the GDP means more the production of goods and services, it means more economic activities are talking place, i.e., more money transactions are taking place, hence increasing the economy.