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MARGINAL RETURNS: The change in the quantity of total product resulting from a unit change in a variable input, holding all other inputs fixed. You might recognize this as the definition of marginal product. It is. Marginal returns is an older and more generic term for marginal product. While marginal product has largely replaced marginal returns in most discussions of short-run production, the phrase does persist in a few terms like the law of diminishing marginal returns. When you come upon the phrase marginal returns, more often than not, it's probably referring to marginal product.

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FOUR-SECTOR KEYNESIAN MODEL

A Keynesian model of the macroeconomy that includes all four macroeconomic sectors, the household sector, the business sector, the government sector, and the foreign sector. This Keynesian model variation adds the foreign to the three domestic sectors (household, business, and government) in the three-sector model. This model provides the complete Keynesian representation of the macroeconomy, including the export-import interaction between the domestic economy and the foreign sector. Equilibrium is identified as the intersection between the C + I + G + (X - M) line and the 45-degree line. Two related variations are the two-sector Keynesian model and the three-sector Keynesian model.

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Today, you are likely to spend a great deal of time strolling through a department store trying to buy either a pair of blue silicon oven mitts or a coffee cup commemorating the 2000 Olympics. Be on the lookout for a thesaurus filled with typos.
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Approximately three-fourths of the U.S. paper currency in circular contains traces of cocaine.
"No amount of business school training or work experience can teach what is ultimately a matter of personal character. "

-- Truett Cathy, Chick-fil-A Inc. founder

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