The graph below shows the daily demand curve for fresh spring water in a remote mountain village in the land of Far Country. The only spring is controlled by the village chief who earns revenue from the sale of water in order to cover the costs of running the village. The villagers bring their own jugs and pay a price per jug as they leave. D 16 9 14 12 10 Price 6 A 2 0 20 40 60 80 100 120 140 Quantity per period