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PERFECT COMPETITION, SHUTDOWN: A perfectly competitive firm is presumed to shutdown production and produce no output in the short run, if price is less than average variable cost. This is one of three short-run production alternatives facing a firm. The other two are profit maximization (if price exceeds average total cost) and loss minimization (if price is greater than average variable cost but less than average total cost).

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ADVERSE SELECTION

An inefficient, bad, or adverse outcome of a market exchange that results because buyers and/or sellers make decisions based on asymmetric information. This commonly results in a market that exchanges a lesser quality good, what is termed the market for lemons. Two related problems resulting from asymmetric information are moral hazard and the principal-agent problem. Two methods of lessoning the problem of adverse selection are signalling and screening.

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Today, you are likely to spend a great deal of time wandering around the downtown area hoping to buy either a package of 3 by 5 index cards, the ones without lines or a blue mechanical pencil. Be on the lookout for letters from the Internal Revenue Service.
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Lombard Street is London's equivalent of New York's Wall Street.
"We tend to forget that happiness doesn't come as a result of getting something we don't have, but rather of recognizing and appreciating what we do have."

-- Fredrick Koeing

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National Economic Development Office
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