+89 Suppose linear supply and demand prices (in e ) are given repectively by
Ps = 4 Q + 100,
Pd = 400 − 2 Q .
(a) Find the equilibrium quantity and the equilibrium price.
(b) Suppose a tax of e 12 per unit is introduced. Determine the new equilibria.
(c) How is the tax shared between producer and consumer?
