#1
Which of the following factors does NOT affect demand curves?
Cost of production for firms
ExplanationCost of production affects supply, not demand.
#2
If the price of smartphones decreases, what is likely to happen to the demand for smartphone cases?
Increase
ExplanationAs smartphones become cheaper, more people buy them, thus increasing the demand for related accessories like smartphone cases.
#3
Which of the following is NOT a determinant of demand?
Number of sellers in the market
ExplanationThe number of sellers affects supply, not demand.
#4
When there is an increase in the price of coffee, what happens to the demand for tea, a substitute good?
Increase
ExplanationAn increase in the price of coffee typically leads consumers to substitute tea, increasing its demand.
#5
What effect does an increase in consumer income generally have on the demand for luxury goods?
Increase
ExplanationHigher consumer income typically leads to increased demand for luxury goods.
#6
Which of the following factors can shift the demand curve to the left?
A decrease in consumer income for a normal good
ExplanationA decrease in consumer income for a normal good decreases demand, shifting the curve leftward.
#7
Which of the following is NOT a factor affecting the price elasticity of demand?
Consumer preferences
ExplanationConsumer preferences may influence demand but are not a direct factor in determining price elasticity.
#8
Which of the following statements is true regarding a shift in the demand curve?
It reflects a change in quantity demanded at each price.
ExplanationA shift in the demand curve indicates a change in demand at all price levels, not just one.
#9
In economics, what does the term 'elasticity of demand' refer to?
The responsiveness of quantity demanded to changes in price
ExplanationElasticity of demand measures how sensitive quantity demanded is to changes in price.
#10
Which of the following is NOT a type of elasticity of demand?
Supply elasticity of demand
ExplanationSupply elasticity is a measure of how responsive supply is to changes in price, not demand.
#11
If the demand for a good is perfectly elastic, what does this imply?
Any change in price will result in no change in quantity demanded.
ExplanationPerfectly elastic demand means consumers are willing to buy any quantity at a specific price, and changes in price do not affect quantity demanded.
#12
What does a positive cross-price elasticity of demand between two goods indicate?
They are substitute goods
ExplanationA positive cross-price elasticity indicates that as the price of one good increases, the demand for the other increases, indicating they are substitutes.