Construction and Optimization Analysis of Network Knowledge Community Based on System Dynamics

Table 1

The variables and their economic meanings.

Variable	Economic meanings
a1	The normal earnings of investors in building traditional intellectual products
a2	Government incentive policy conditions, incentive gains from investors building network knowledge communities
a3	Intangible additional benefits that investors get when building network knowledge communities
b1	The more cost of building a network knowledge community than building traditional intellectual products
b2	The government incentive policies, punishment caused by investors not building network knowledge communities
c1	The normal benefits when government does not adopt incentive policies for network knowledge communities
c2	Government without incentives, investors are still choosing to build network knowledge community, the government’s extra income
c3	Government incentives, additional benefits to government when investors choose to build network knowledge communities
b3	The cost of subsidies and tax incentives paid by the government for incentives for the network knowledge community
b4	The cost of policy formulation, publicity, etc., paid by the government when adopting incentive policies for community