page next page 8. Consumer's surplus represents the benefit to the consumer of paying the fixed price of Po. Mathematically one can calculate this amount of money as the area under the demand function but above the market price Po. Shaded area (not the hatched) on the graph. The consumer's surplus, therefore, is 100 80 60 40 20 0 -20 end of completion P PLO) 80-0 3 LD (no answer) 42.66 47.27 45.33 49.66 (1 3 poil