MPS is expressed as a percentage ... So, if consumers saved $0.20 for every $1 increase in income, the MPC would be 0.20 (0.20 / $1). The value of the marginal propensity to save always varies ...

The marginal propensity to consume (MPC), or the ratio of the change in aggregate consumption compared to the change in aggregate income, is a key component of Keynesian macroeconomic theory.

MPS is expressed as a percentage ... So, if consumers saved $0.20 for every $1 increase in income, the MPC would be 0.20 (0.20 / $1). The value of the marginal propensity to save always varies ...