Unemployment: Suppose that there are 500 workers in the economy and the labor demand function is given by: LD = 1000 − 10 W P (a) Find the equilibrium real wage. (b) Suppose that Congress institutes a minimum real wage of $40 per hour. Find the level of unemployment and the real wage that will exist in this market. (c) Suppose that Congress institutes a minimum real wage of $60 per hour. Find the level of unemployment and the real wage that will exist in this market.