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April 22, 2018 

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PERFECT COMPETITION AND EFFICIENCY: Perfect competition is the idealized market structure that achieves an efficient allocation of resources. The conditions of perfect competition, including (1) large number of small firms, (2) identical products sold by all firms, (3) freedom of entry into and exit out of the industry, and (4) perfect knowledge of prices and technology, ensure that perfect competition efficiently allocates resources. This is in fact the purpose of perfect competition: a market structure that illustrates perfection, the best of all possible resource allocation worlds. The real world falls short of this perfection.

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4-FIRM CONCENTRATION RATIO: The proportion of total output in an industry that's produced by the four largest firms in the industry. This is one of two common concentration ratios. The other is the eight-firm concentration ratio. The four-firm concentration ratio is commonly used to indicate the degree to which an industry is oligopolistic and how market control is held by the four largest firms in the industry.

     See also | concentration ratio | 8-firm concentration ratio | market share | market control | oligopoly | monopolistic competition |


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ADVISORY COUNCILS, FEDERAL RESERVE SYSTEM

Three support committees that provide feedback to the Board of Governors of the Federal Reserve System to assist in its assorted regulatory responsibilities, including Federal Advisory Council, Thrift Institutions Advisory Council, and Consumer Advisory Council. The Federal Advisory Council is a broad ranging council comprise of commercial bankers. The Thrift Institutions Advisory Council is comprised of representatives of thrift institutions. The Consumer Advisory Council is comprised of consumer credit representatives.

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Today, you are likely to spend a great deal of time browsing about a thrift store seeking to buy either a packet of address labels large enough for addresses of both the sender and the recipient or a key chain with a built-in flashlight and panic button. Be on the lookout for door-to-door salesmen.
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The first U.S. fire insurance company was established by Benjamin Franklin in 1752 in Philadelphia.
"The vacuum created by failure to communicate will quickly be filled with rumor, misrepresentations, drivel and poison. "

-- C. Northcote Parkinson, historian

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