If the Herfindahl index is the same in two industries, we can conclude that

a. the number of firms in each industry is the same
b. there must not be the same number of firms in the two industries
c. the sum of the squared market shares of all firms is the same in the two industries
d. there must be an identical distribution of market share among firms in the two industries
e. there must be a different distribution of market share among firms in the two industries


C

Economics

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Economics

If the isoquants are straight lines or L-shaped, then a cost-minimizing firm will

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Economics

An author who writes newspaper columns for $75 each is deciding whether to purchase a personal computer with a laser printer. She figures she'd be able to write two more columns per month than she could on her typewriter. She should

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Economics

The relationship according to which the perceived change in any stimulus varies according to the size of the change measured as a proportion of the original stimulus is known as:

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Economics