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POINT ELASTICITY: The relatively responsiveness of a change in one variable (call it B) to an infinitesimally small change in another variable (call it A). The notion of point elasticity typically comes into play when discussing the elasticity at a specific point on a curve.< P>Point elasticity can be calculated in a number of different ways. Sophisticated economists, using sophisticated mathematical techniques (better known as calculus) can calculate point elasticity by taking derivatives of equations. Derivatives is fancy calculus talk for infinitesimally small changes.

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FIXED INVESTMENT

Capital investment expenditures for factories, machinery, tools, and buildings. This is one of two main categories of gross private domestic investment included in the National Income and Product Accounts maintained by the Bureau of Economic Analysis. The other category is change in private inventories. This category is generally about 95 to 97 percent of gross private domestic investment and includes the capital goods that best reflect what most people consider capital investment.

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Today, you are likely to spend a great deal of time looking for the new strip mall out on the highway wanting to buy either a replacement remote control for your television or a replacement nozzle for your shower. Be on the lookout for cardboard boxes.
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The earliest known use of paper currency was about 1270 in China during the rule of Kubla Khan.
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