Explain as completely as you can (IN YOUR OWN WORDS) what an economist means by demand (supply) and discuss (this implies that you are able to discuss why the factor causes the shift and explain the direction of the shift ...(this can be done in one sentence for each factor) ALL the factors that can shift a demand (supply) curve.
How does a change in demand (supply) differ from a change in quantity demanded (quantity supplied)?
Explain what happens to Pe and Qe when demand (supply) increases and when demand (supply) falls.