Reference no: EM132505413
a. Consider the following demand function
Suppose that price of good X is 5, price of good y is 2.5, and income is 10. Find the following;
i. Own price elasticity of demand.
ii. Cross price elasticity of demand.
iii. Are X and Y substitute or complements? Explain.
iv. Income elasticity of demand for good X.
v. Is X a normal good or inferior good? Explain.
vi. Is X a luxury good or a necessity good? Explain.
b. The global economy has been shaken by the outbreak of the covid-19.
i. With the aid of a clearly labelled diagram(s), explain what has happened to the market for face masks.
ii. Suppose that the price of face masks received a once-off increase, use a clearly labelled diagram to show the decomposition of this price change into the income and substitution effect.
iii. Are face masks inferior goods or normal goods? Why?