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HISTORICAL COST: An accounting principle stating that expenses are recorded in terms of original or acquisition cost. Such a practice does not necessarily indicate the opportunity cost or current market value.

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PERFECT COMPETITION, SHORT-RUN SUPPLY CURVE

A perfectly competitive firm's supply curve is that portion of its marginal cost curve that lies above the minimum of the average variable cost curve. A perfectly competitive firm maximizes profit by producing the quantity of output that equates price and marginal cost. As such, the firm moves along its positively-sloped marginal cost curve in response to changing prices.

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Today, you are likely to spend a great deal of time calling an endless list of 800 numbers seeking to buy either a genuine down-filled comforter or a 200-foot blue garden hose. Be on the lookout for pencil sharpeners with an attitude.
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Much of the $15 million used by the United States to finance the Louisiana Purchase from France was borrowed from European banks.
"The past cannot be changed. The future is yet in your power. "

-- Hugh White, U.S. Senator

IEBNR
Income Earned But Not Received
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