Cups of coffee and donuts are complementary. Both have inelastic demand. A hurricane destroys half of the coffee bean crop. Use appropriately labeled diagrams to answer the following questions:
a. What happens to the price of coffee beans?
b. What happens to the price of a cup of coffee? What happens to the total expenditure on cups of coffee?
c. What happens to the price of a cup of donuts? What happens to the total expenditure on donuts?