An excerpt from the mid-term “problem set” in ENR-302…

3. The country of Xanadu is dependent of the use of domestically produced methanol for 100% of its energy needs. The price of methanol is set by a competitive market and the fuel is priced at $2.50 per gallon. Two large companies supply 80% of the market and each has costs of $1.50 per gallon. The opposition party and most of the national labor unions argue that these two companies are making obscene profits. They demand that the President place a mandatory price cap of $2.00 on the price of methanol to prevent “this abuse of market power.”

Assume that the elasticity of demand is 0.4 and…

Another interesting analysis on the trade-off between economics and security. In this case, the existence of a low-cost, high-value, recreational good with addictive/inelastic demand has produced a covert, vertically integrated, structurally dynamic supply chain in northern Mexico. Stopping it would be akin to damming a river with a cheese cloth. Without a considerable increase in legal supply, a decrease in illegal demand, or ideally both, there’s little chance that the industry will dry up any time soon. More likely, as the author suggests, “The children and grandchildren of the Zetas will be running banks, running for president, building art museums and telling amusing anecdotes about how grandpa made his money running blow into Nuevo Laredo.” Sounds like the