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HHI: The common abbreviation for the Herfindahl-Hirshman index (or the Herfindahl index), which is 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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GOLDSMITH BANKING

An analysis of banking functions based on the semi-realistic activities of the goldsmith profession of Medieval Europe. Because the gold used a production inputs by goldsmiths was also used as money, they developed many modern banking functions, including maintaining deposits, making loans, keeping reserves, and creating money. While the story of goldsmith banking is often embellished for instructional purposes, it does contain the essence of how goldsmiths operated as banks.

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APLS

YELLOW CHIPPEROON
[What's This?]

Today, you are likely to spend a great deal of time watching the shopping channel hoping to buy either a cell phone case or a pair of designer sunglasses. Be on the lookout for slightly overweight pizza delivery guys.
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This isn't me! What am I?

A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court!
"If I have ever made any valuable discoveries, it has been owing more to patient attention than to any other talent. "

-- Isaac Newton, mathematician, physicist

G7
Group of Seven
A PEDestrian's Guide
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