The rule of 70 can be stated as follows: A variable with a growth rate of X percent per year

a. doubles every 70/X years.
b. doubles every 70(1 - 1/X) years.
c. doubles every 70/X2 years.
d. doubles every 70/(1 - X) years.

a

Economics

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According to opportunity-cost theory, people will find themselves increasingly "short of time" when

A) their demand curves become less elastic. B) their demand curves become more elastic. C) their income declines. D) they become wealthier. E) they lose valuable opportunities.

Economics

Refer to Scenario 25-1. M2 in this simple economy equals

A) $3,000. B) $8,000. C) $14,000. D) $21,000.

Economics