(1) Consequently, marshall's pay is degressive doctrine still has its theory energy in new economy progress.

(2) Resource increasing cost of degressive, exploitation, this is the objective law that resource city avoids hard.

(3) Whereas, having an incremental revenue degressive human capital is called same quality type human capital.

(4) However, distant river field also is facing the dilemma with degressive resource.

(5) The person's need is finite, the limit effectiveness of the product is consequently degressive.

(6) The rule that field extracts , can divide commonly be high yield period, firmly period, degressive period.

(7) The failure curve of the horizontal machine center during the forepart fault is degressive, the internal time is Weibull distribution.

(8) Below downtown and line function, each price gradient grade show gradient outside introversion oneself degressive change.