Whenever an economy uses a system of fiat money, as the U.S. economy does, some agency must be responsible for regulating the system. In the United States, that agency is the Federal Reserve, often...
Which kind? There are Chemical formulas and Mathematical formulas. Most are difficult to TYPE out on regular keyboard.
Math: Y = 4*X^3 + 6*X^2 - 15
(where * means multiply and ^ means raised to a...