If the elasticity of demand is -2.3 when calculated using the point elasticity method and -3.4 using the arc elasticity method, then
A) you should use the point elasticity.
B) it is OK to use either one.
C) there must be a mistake in the calculations.
D) you should use the arc elasticity.
B
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A. increases in physical capital B. technological advances C. increases in human capital D. discoveries of natural resources
There is ________ for any bond whose time to maturity matches the holding period
A) no interest-rate risk B) a large interest-rate risk C) rate-of-return risk D) yield-to-maturity risk
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a. 1?2 percentage points higher than the poverty rate for whites. b. twice the poverty rate for whites. c. three times the poverty rate for whites. d. five times the poverty rate for whites.
The maximum contaminant level goals (MCLGs)
a. define the pollutant level at which no known or expected health effects arise, allowing for a margin of safety b. are enforceable standards c. are unrelated to the maximum contaminant levels (MCLs) d. all of the above