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OLIGOPOLY AND MONOPOLISTIC COMPETITION: Oligopoly and monopolistic competition have some similarities, but also have a few important differences. Both are examples of imperfect competition on the market structure continuum between ideals of perfect competition and monopoly. However, oligopoly contains a small number of large firms and monopolistic competition contains a large number of small firms. The dividing line between oligopoly and monopolistic competition can be blurred due to the number of firms in the industry.

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CHANGE IN DEMAND

A shift of the demand curve caused by a change in one of the demand determinants. A change in demand is caused by any factor affecting demand EXCEPT price. A related, but distinct, concept is a change in quantity demanded.

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Today, you are likely to spend a great deal of time at a crowded estate auction hoping to buy either high-gloss photo paper that works with your printer or a desktop calendar with all federal and state holidays highlighted. Be on the lookout for slow moving vehicles with darkened windows.
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Only 1% of the U.S. population paid income taxes when the income tax was established in 1914.
"There is a way to look at the past. Don't hide from it. It will not catch you - if you don't repeat it."

-- Pearl Bailey, Singer and Actress

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Journal of Economic Literature
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