Question: MARGINAL PROPENSITY TO CONSUME The consumption function of the U.S. economy from 1929 to 1941 is
C(x) = 0.712x + 95.05
Where C(x) is the personal consumption expenditure and x is the personal income, both measured in billions of dollars. Find the rate of change of consumption with respect to income, dC/dx. This quantity is called the marginal propensity to consume.