15. If the fast Food Industry makes $10 Billion per year in Canada; and the top 4 fast food companies revenues are: $1.5Billion, $1Billion, $740Million & 50OMillion a) Calculate the industry's four-firm concentration ratio [2] b) How would you calculate this industry and why? [2] 16. Does the equilibrium price for Organic Apples in your community rise or fall in response to these scenarios? a. People begin baking home made apple pies every week b. There was a drought that destroyed 1/3 of the harvest c. A government regulation results in less apple imports d. A new apple pie recipe is popular which calls for less apples to be used e. The people who buy organic apples find their incomes falling [5 Points]