Question 2: One Steel company has estimated for a special type of steel the following elasticities: Ep=-2, Ei = 1, and Exy = 1,5, where x means the steel, y means aluminum. Next year, the company wants to raise the steel price by 6%. The income is expected to increase by 4%. The price of aluminum to decrease by 2%. a. This year, the company has sold 1500 tons. What is the next year quantity? b. What price change the company should apply to ensure the next year quantity remain the same as of last year (1500 tons). c. What price decision the firm should make to ensure an increase of the quantity sold by 5%. d. What are disadvantages and advantages of this estimation method