Before adopting new regulations to govern internet-based phone services, the federal communications commission may not

a. hold hearings to acquire facts pertinent to the proposed rules.
b. ignore the administrative procedure act to streamline proceedings.
c. order manufacturers to provide certain documents.
d. solicit testimony from interest groups and consumers.

When the federal reserve buys and sells bonds to member banks, it is called a. monetary policy b. reserve ratio c. interest rate adjustment d. open market operations

Most economists report the elasticity of demand asa. the absolute value of the actual number. b. a negative number, since price and quantity demanded move in opposite directions. c. a percentage, since both the numerator and denominator are percentages. d. a dollar amount, since we are measuring the change in price.

Environmentalists are concerned about emissions of sulfur dioxide into the air. the average number of days per year in which sulfur dioxide levels exceed 150 milligrams per cubic meter in milan, italy, is 29. the number of days per year in which emission limits are exceeded is normally distributed with a standard deviation of 4.0 days. what percentage of the years would exceed 37 days?