average propensity to consume
1.This paper points out that under the conditions of new economy the co nsumption takes immaterial one to heart, therefore the MPC (marginal propensity to consume) goes up, and several positive data proves this conclusion, and expla ins the sustainable growth and growth recession of the new economy and some othe r problems oc the development of the new economy.
2.We studied the macro-adjustment decision-making system of investment and developed a series of quality models correspondingly based on area multiplier effect by dividing the whole economic area into two branches because different branches of the whole economic area often have different marginal propensity to consume (MPC).

