Q6 Price ($) The figure shows the demand curve for a U.S. farmer for 275 irrigating his land. It costs the farmer $100 per acre to 250- irrigate the land. Each acre of land irrigation generates salty 225- runoff that winds up in the Colorado River. It costs $50 to 200 - desalinate this river water so Mexican farmers can irrigate 175- their crops. MC 150- social 125 - MC a. Draw the marginal private cost of irrigation on the graph. 100 - pvt b. Draw the marginal social cost of irrigation on the graph. 75 - c. How many acres will the U.S. farmer irrigate? 50 - d. What is the efficient level of irrigation? 25 - D=MB = MB put socia 10 20 30 40 50 60 70 80 90 100 110 120 Irrigation (acres)