This article examined the factors that affected the decision quality in unstructured discussion of groups and tried to further confirm the information sampling model of group decision making proposed by Garold Stasser et al.

This model suggested that unstructured discussion in the face of a consensus requirement often fail as a means of combining unique informational resources , and group discussion tend to f.

The argument on price macroscopic cotrol has been continued: The first is the theory of free market price; the second is the theory of government management price; the third is the theory of the price proper control.

In consequence it has resulted in a sense of disillusionment over the myth of the "free market".

The three major socialist transformations were carried out simultaneously with the withdrawal of market regulation mechanism from the economic operation and one of the expressions of this withdrawal from rural economy was the closing of free markets.

Governments should actively support the development of creative industry from many angles and levels,promote all-round creative channel of creative industry,and meanwhile,respect market freedom to promote market competition.

Its development survey and composing modules are —described in this article at first, then a model of the first most important step in GDSS system Brainstorm is put forward, and its presentative, system cooperative, storing level implementation in Tcl/Tk, GroupKit technology is discussed in detail.