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

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VERTICAL MERGER

The consolidation of two or more separately-owned businesses, that have an input-output relation, into a single firm. This is one of three types of mergers. The other two are horizontal merger--two competing firms in the same industry that sell the same products--and conglomerate merger--two firms in separate, unrelated industries.

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Today, you are likely to spend a great deal of time at a going out of business sale looking to buy either a bottle of blackcherry flavored spring water or a travel case for you toothbrush. Be on the lookout for attractive cable television service repair people.
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In the late 1800s and early 1900s, almost 2 million children were employed as factory workers.
"People of mediocre ability sometimes achieve outstanding success because they don't know when to quit. Most men succeed because they are determined to. "

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