Answer:
please refer to attachment for more explanation
Explanation:
a. a. Since both goods are complementary goods an increase in the price of cream cheese would cause equilibrium price and quantity of bagel to decrease.
b. If the price of the substitute good croissant decreases then the demand for bagel will fall since croissant is obviously cheaper therefore demand curve will shift downward and price and quantity will fall.
c. Lower income of the consumer would make the demand for the inferior good bagel to rise. Demand curve will shift upwards and price and quantity will rise.
