Marginal utility can be
A) positive. B) negative.
C) zero. D) positive, negative, or zero.
D
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Answer the following statement(s) true (T) or false (F)
1. Runoff from urban streets is an example of nonpoint source pollution. 2. Since acidic deposition arises around the world, it is considered to be global pollution. 3. The warmer temperatures in the Gulf of Mexico may have increased the magnitude and extent of the damages linked to the Gulf oil spill in 2010. 4. When scientists first identified the ‘ozone hole’ over the Antarctic region in the 1980s, it was less than 10 miles in diameter. 5. Concern for managing natural resources to ensure their quality and abundance for future generations is called sustainable development.
The experience of the Soviet Union proves that higher education
a. always leads to productivity increases. b. always raises per capita GDP growth. c. has different effects. d. has positive effects.
To make rational forecasts, your predictions do not have to be correct all of the time
a. True b. False Indicate whether the statement is true or false
The income effect and the substitution effect associated with a wage increase influence workers in the same direction.
Answer the following statement true (T) or false (F)