3.1.4Practice: Investigate Shifts of Demand Curves
Which of the changes below is not a violation of ceteris paribus when discussing demand for CD players?
A decrease in the price of CD players
Which of these would result in a decrease in the quantity of snowboards demanded?
A rise in the price of snowboards
If the price of cars increases because of inflation, what happens to the demand for cars?
A.The quantity people are willing and able to buy is unchanged. .The demand increases, shifting the demand curve to the left. (most likely)
Which of these results from the sudden popularity of leather boots?
An increase in demand
Which of these results from a decrease in the price of DVDs?
An increase in quantity demanded
What has happened when the demand curve shifts to the left?
Demand has decreased.
What happens when the quantity demanded moves upward on the demand curve?
Price increases.
What happens when the price of margarine increases?
The demand curve for butter shifts to the right.
What happens when the price of DVDs increases?
The demand for DVD players decreases.
Why do demand for substitutes and demand for the original goods tend to move in opposite directions?
When the price of a good goes up, consumers shift their demand to its substitute.