If a tariff on bananas acts as an increase in the cost of supplying bananas in the United States, use two demand and supply graphs to show the effects of the apple producer's proposal. One graph should show the effect on the banana market in the United States, and the other graph should show the effect on the apple market in the United States. Be sure to label the change in equilibrium price and quantity in each market and any shifts in the demand and supply curves.
(a) Use a demand and supply graph of the coffee market to illustrate how the equilibrium quantity of coffee can increase as a result of these events. Be sure that all curves on your graphs are properly labeled, that you show any shifts in those curves, and that you indicate the initial and final equilibrium points
(b) The article contains a chart showing changes in world-wide sales of coffee from 2006 through 2016. The chart is labeled "World demand has expanded in the past decade." Are data on the quantity of coffee sold and data on the demand for coffee the same thing?
Can the quantity of coffee sold increase if the demand for coffee hasn't increased? Briefly explain