The marginal propensity to consume is the
a. fraction of an extra dollar of GDP that becomes disposable income.
b. share of GDP spent by households and businesses.
c. proportion of an extra dollar of disposable income that is spent on consumption.
d. reciprocal of the average propensity to consume.
e. fraction of disposable income that is consumed.
In their study on the resurgence of growth in the late 1990s, Oliner and Sichel identified
the following three sources of growth that were more than twice as important in the late
1990s as in the 1970s:
a. money supply, labor hours, and output.
b. information technology capital, labor quality, and greater efficiency.
c. population growth, research and development, and other capital.
d. foreign imports, the federal budget deficit, and technological change.
e. new products, tax-rate reductions, and labor hours.
Prior to the Great Depression, estimates of the level of economic well-being in the