Economists prefer to compare Real GDP figures for different years instead of comparing GDP figures.Why? What is the difference between a recovery and an expansion? Define each of the following...

Economists prefer to compare Real GDP figures for

different years instead of comparing GDP figures.Why?

What is the difference between a recovery and an

expansion?

Define each of the following terms:

a Contraction

b Business cycle

c Trough

d Disposable income

e Net domestic product