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HERFINDAHL-HIRSHMAN INDEX: A measure of concentration of the production in an industry that's calculated as the sum of the squares of market shares for each firm. This is an alternative method of summarizing the degree to which an industry is oligopolistic and the relative concentration of market power held by the largest firms in the industry. The Herfindahl index gives a better indication of the relative market control of the largest firms than can be found with the four-firm and eight-firm concentration ratios.
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STRUCTURAL UNEMPLOYMENT Unemployment caused by a mismatch between workers' skills and the skills needed for available jobs. Structural unemployment essentially occurs because resources, especially labor, are configured (trained) for a given technology but the economy demands goods and services using another technology. Employers seek workers who have one type of skill and workers seeking employment have a different type of skill. This mismatch in skills, largely the result of technological progress, creates unemployment of the structural variety. Structural unemployment is one of four unemployment sources. The other three are cyclical unemployment, seasonal unemployment, and frictional unemployment. Frictional and structural unemployment are the two components of natural unemployment.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time calling an endless list of 800 numbers looking to buy either a T-shirt commemorating last Friday (you know why) or a rotisserie oven that can also toast bread. Be on the lookout for mail order catalogs with hidden messages.
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This isn't me! What am I?
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Helping spur the U.S. industrial revolution, Thomas Edison patented nearly 1300 inventions, 300 of which came out of his Menlo Park "invention factory" during a four-year period.
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"Our vision controls the way we think and, therefore, the way we act . . . The vision we have of our jobs determines what we do and the opportunities we see or don't see. " -- Charles Koch, executive
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AIC
Akaike's Information Criterion
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