There are unsatisfied circumstances of inadequate and excessive supplies of network information The reason is that some information providers haven′t acquired all the profits or undertaken all the costs of informatio...There are unsatisfied circumstances of inadequate and excessive supplies of network information The reason is that some information providers haven′t acquired all the profits or undertaken all the costs of information providing,parts of profits or costs are owned by the exterior and not by themselves,so the externalities appear The paper points out that we can take economic measures to lighten the unfavorable effects brought by externalities,assisted by measures of law,technology and public opinion展开更多
文摘There are unsatisfied circumstances of inadequate and excessive supplies of network information The reason is that some information providers haven′t acquired all the profits or undertaken all the costs of information providing,parts of profits or costs are owned by the exterior and not by themselves,so the externalities appear The paper points out that we can take economic measures to lighten the unfavorable effects brought by externalities,assisted by measures of law,technology and public opinion