Services refer to
a. ideas that consist of a bundle of tangible and intangible attributes that satisfies consumersâ needs and is received in exchange for money or something else of value.
b. intangible activities or benefits that an organization provides to satisfy consumersâ needs in exchange for money or something else of value.
c. philanthropic activities performed in without expectations of monetary remuneration.
d. any intangible activity that provides a benefit to a consumer that he or she could not have obtained or performed on his or her own.
e. any tangible activity that provides a benefit to a consumer that he or she could not have obtained or performed on his or her own.

Assume that the following conditions exist: a. all banks are fully loaned up- there are no excess reserves, and desired excess reserves are always zero. b. the money multiplier is 5 .     c. the planned investment schedule is such that at a 4 percent rate of interest, investment =$1450 billion. at 5 percent, investment is $1420 billion. d. the investment multiplier is 3 . e.. the initial equilibrium level of real gdp is $12 trillion. f. the equilibrium rate of interest is 4 percent now the fed engages in contractionary monetary policy. it sells $1 billion worth of bonds, which reduces the money supply, which in turn raises the market rate of interest by 1 percentage point. calculate the decrease in money supply after fed's sale of bonds: $nothing billion.