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PIGOUVIAN TAX: A tax on an external cost, such as pollution, designed to use market forces to achieve an efficient allocation of resources. A. C. Pigou, one of the first economists to study the market failure of externalities, is credited with developing this tax system for internalizing costs external to the market. An external cost caused by pollution, for example, can be internalized if polluters pay a tax equal to the value of the external cost.

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AGGREGATE EXPENDITURES EQUATION

An equation that summarizes the four aggregate expenditures on gross domestic product by the four macroeconomic sectors. In the study of Keynesian economics, this equation is commonly used to summarize the demand side of the macroeconomy. The aggregate expenditures equation actually comes in three different versions depending on how many of the four sectors and their expenditures are included.

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Today, you are likely to spend a great deal of time at a dollar discount store seeking to buy either several magazines on home repairs or a remote controlled sports car with an air spoiler. Be on the lookout for crowded shopping malls.
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The average length of a "business lunch" is about 36 minutes.
"I know the price of success; dedication, hard work and an unremitting devotion to the things you want to see happen. "

-- Frank Lloyd Wright, architect

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