1. Assume the U.S. market for corn is at a competitive equilibrium. Using the language of supply and/or demand, please briefly describe what will happen to price and why, if this market Is hit by the following shocks: (1-2 sentences each is sufficient)

a) Mc-Donalds launches a new "Ribs and Cornbread" meal which proves to be enormously popular.

b) California and Texas pass a law prohibiting the sale of sodas flavored with high--fructose corn syrup.

c) An invasive sub-species of corn leaf aphids arrives In the U.S., necessitating twice as much pesticide to achieve the same amount of corn yield.