【判断题】If the demand and supply curves are described by the following equations P=a-bQ and P=c+dQ , respectively, the equilibrium quantity is Q*=(a-c)/(b+d) .
【简答题】Suppose demand can be described with the equation Q = 900 - 5P and supply with the equation Q = 100 + 5P. a. Determine the equilibrium price and quantity. b. Determine the surplus or shortage if t...