After studying this chapter, you should be able to understand:
- Aggregate demand is the total amount of goods demanded in an economy.
- The consumption function is a relationship between income and consumption.
- Saving is income that is not spent on consumption.
- The aggregate demand function is obtained by a vertical summation of the investment function and consumption function.
- In the Keynesian theory, there are two approaches to the determination of income and output: aggregate demand–aggregate supply approach and saving–investment approach.
- A shift in the aggregate demand function results in a change in the equilibrium income ...