Many ecologists argue that several species of whales are close to extinction. If this is TRUE, the reason is
A) inadequate enforcement of international laws.
B) whales are a type of common property.
C) the marginal benefit of hunting and killing a whale is greater than zero.
D) whale-killing technology is too productive.
B
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The reason why economists do not use experimental data more frequently is for all of the following reasons except that real-world experiments
A) cannot be executed in economics. B) with humans are difficult to administer. C) are often unethical. D) have flaws relative to ideal randomized controlled experiments.
Income in kind is defined as
A) income received in the form of a paycheck. B) payment for services in the form of cash. C) tips. D) income received in the form of goods and services.
Which one of the following items would be the most liquid?
a. Pizza. b. Ticket to next week's basketball game. c. Stereo. d. Dollar bill. e. U.S. savings bond.
Historically, government bonds have averaged a real return of about ____ percent, while a broad index of stocks generates a _______ percent return over the same period.
A. 2; 7 B. 7; 2 C. 7; 12 D. 12; 7