Suppose that the market for good X is free and competitive,
where the equilibrium price and quantity, are $30 per ton and 10
million tons per year, respectively. The producers of good X
complain to the government that the current market price is too low
to provide them with sufficient income, and they want the
government to set a price floor of $40 per ton and to purchase all
resulting surplus in order to guarantee that the price support is...