Aggregate Demand vs Aggregate Supply
Aggregate Demand and Aggregate Supply are two Aggregate Demand & Supply concepts in AP Economics that students often mix up. In short: aggregate demand is aggregate demand is the total demand for final goods and services in an economy at a given time. Meanwhile, aggregate supply is aggregate supply is the total supply of final goods and services in an economy at a given time. Here is how they compare side by side.
Aggregate demand is the total demand for final goods and services in an economy at a given time.
Aggregate demand is the sum of consumption, investment, government spending, and net exports. It represents the total amount of goods and services that households, businesses, the government, and foreigners plan to buy at a given level of income.
Aggregate supply is the total supply of final goods and services in an economy at a given time.
Aggregate supply represents the total amount of goods and services that firms plan to produce and sell at a given price level. In the short run, aggregate supply can increase or decrease with changes in the price level. In the long run, aggregate supply is determined by an economy's factors of production.