The following formulas represent the demand and supply curves for corn:
QD = 1,600 - 125P
QS = 440 + 165P
- Calculate the equilibrium price and quantity in this market and illustrate this graphically.
- Calculate the price elasticity of demand at the equilibrium. Is this elastic or inelastic?
- Calculate the price elasticity of supply at the equilibrium. Is this elastic or inelastic?
- Suppose the government sets a price floor of $4.50 in this market. What is the quantity supplied at that price? What is the quantity demanded? Is this a shortage or a surplus? How big is it?
- Illustrate this graphically.