The excess of tax revenue over government spending is surplus budget.

 The excess of tax revenue over government spending is surplus budget.

Markets are usually a good way to organize economic activity.

The supply of Loanable fund comes from investment.

An Index fund is the mutual fund that buys all the stocks in a given stock index.

The total number of unemployed workers is excluded in calculating labour force.

Prices rise when the government prints too much of money.