Which of these is an indicator of increased economic growth in a nation?

Increased aggregate demand is an indicator of increased economic growth in a nation.

Explanation:

Economic growth of a country signifies through the purchasing capacity and the rate of demand. Increased aggregate demand of a country made the economy of a country strong and powerful. Decrease in unemployment, increase in wage opens up the way of increasing demand.

When a country be able to fulfill the demand at its level best the equilibrium takes place between demand and supply. In a perfectly balanced economic nation there is an equilibrium between demand and supply.