An increase in the cost of irrigation water (i.e., an input cost) at the farm level will: shift the primary and derived demand to the right causing both producer and consumer prices to increase shift the primary and derived supply to the left causing both producer and consumer prices to increase shift the primary supply curve to the right, but shift the primary demand curve to the right causing consumer prices to fall and producer prices to increase and thus narrowing the marketing margin shift the primary supply curve to the left, but shift the derived supply curve to the right causing consumer prices to increase, producer prices to fall, and thus widening the marketing margin