Microeconomics of the Monopoly

Donald Trump said he would block the AT&T and Time Warner merger if he becomes president, arguing that such media combinations leave too much power concentrated among too few companies.

Microeconomics and Taxation

Most government revenue comes from the taxation of transactions and labor. Taxes impact both the supply and demand curves. Taxes cause a buyer to pay more for something and suppliers
Chart showing supply and demand lines crossing.

Macroeconomics of the OPEC Cartel

All the recent talk of an OPEC deal to push up the price of oil is nonsense. Here is a hypothetical supply and demand chart of oil. In this hypothetical