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RATE OF RETURN: The ratio of the additional annual income or profit generated by an investment to the cost of the investment. Here's a simple example, although the calculations are usually a great deal more involved for actual investments. If the cost of constructing a new factory is $10 million and it gives you an extra $1 million in profit each year, then its rate of return is 10 percent.

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INELASTIC

The general relation between two variables in which relatively large changes in one variable (A) cause relatively small changes in another variable (B). In other words, large changes in variable A cause relatively small changes in variable B or the percentage change in variable B is smaller than the percentage change in variable A. This characterization of elasticity is most important for the price elasticity of demand and the price elasticity of supply. Inelastic is one of two general elasticity relations between two variables. The other is elastic.

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BLUE PLACIDOLA
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Today, you are likely to spend a great deal of time flipping through the yellow pages looking to buy either a genuine down-filled comforter or a 200-foot blue garden hose. Be on the lookout for fairy dust that tastes like salt.
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The portrait on the quarter is a more accurate likeness of George Washington than that on the dollar bill.
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LRMC
Long Run Marginal Cost
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