6. (25 points) Refer to the figure on the right which displays the market for laptops. The Price 24 line segment YZ represents a technology tax 22 levied on laptops. Calculate the following: 20 18 a. Consumer surplus before tax. (3 points) 16 b. Producer surplus before tax. (3 points) 14 Supply c. Total welfare before tax. (3 points) 12 10 d. Consumer surplus after tax. (3 points) e. Producer surplus after tax. (3 points) f. Change in total welfare. (3 points) N Demand g. Deadweight loss. (3 points) 0 10 20 30 40 50 60 70 80 90 100 Quantity h. Total revenue collected. (4 points)