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PI: The abbreviation for personal income, which is the total income received by the members of the domestic household sector, which may or may not be earned from productive activities during a given period of time, usually one year. Personal income is one of three measures of income reported quarterly (every three months) in the National Income and Product Accounts maintained by the Bureau of Economic Analysis.

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MARGINAL COST AND LAW OF DIMINISHING MARGINAL RETURNS

Decreasing then increasing marginal cost, reflected by a U-shaped marginal cost curve, is the result of increasing then decreasing marginal returns. In particular the decreasing marginal returns is caused by the law of diminishing marginal returns. As such, the law of diminishing marginal returns affects not only the short-run production of a firm but also the cost of short-run production. This translates into a positively-sloped supply curve for profit-maximizing competitive firms.

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APLS

BROWN PRAGMATOX
[What's This?]

Today, you are likely to spend a great deal of time wandering around the shopping mall seeking to buy either a how-to book on home decorating or a set of luggage with wheels. Be on the lookout for telephone calls from long-lost relatives.
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The word "fiscal" is derived from a Latin word meaning "moneybag."
"Rowing harder doesn't help if the boat is headed in the wrong direction. "

-- Kenichi Ohmae, management consultant

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Vector Autoregression
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