Answer:
The correct answer is: Zero, Option c.
Explanation:
The price elasticity of demand shows the change in the quantity demanded of a commodity due to a change in the price of the commodity.
The cross-price elasticity is the change in the quantity demanded of a product because of a change in the price of related good.
The cross-price elasticity is calculated by finding the ratio of proportionate change in quantity demanded and proportionate change in price.
Cross-price elasticity in this situation will be
= 
= 
= 0
The cross-price elasticity is zero. This implies that the two goods have no relation.
Answer:
Option (B) is correct.
Explanation:
Given that,
Percentage increase in price = 5%
Percentage decrease in quantity demanded = 15%
Therefore,


= 3.0
Hence, elasticity of demand facing Billy Bob's Barber Shop is 3.0
express agency
Explanation:
Express agency means an actual agency created by written or oral agreement between the principal and the agent. Through this agreement the principal authorizes a person to act as the principal's agent. For example, a written listing agreement between a seller of real estate and broker is an express agency