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SMALL BUSINESS: The businesses in our economy that individually produce very little output, have little or no market control, but collectively produce about half of our total production. Most small business owners may aspire to the ranks of the second estate, but they're card-carrying members of the third.

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BARRIERS TO ENTRY

Institutional, government, technological, or economic restrictions on the entry of participants into a market or industry. The four primary barriers to entry are: (1) resource ownership, (2) patents and copyrights, (3) government restrictions, and (2) start-up cost. Barriers to entry are a key reason for market control and the inefficiency that results. In particular, monopoly, oligopoly, monopsony, and oligopsony often owe their market control to assorted barriers to entry. By way of contrast, perfect competition, monopolistic competition, and monopsonistic competition have few if any barriers to entry and thus little or no market control.

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Today, you are likely to spend a great deal of time looking for a downtown retail store hoping to buy either a how-to book on home decorating or a set of luggage with wheels. Be on the lookout for infected paper cuts.
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North Carolina supplied all the domestic gold coined for currency by the U.S. Mint in Philadelphia until 1828.
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