Analysis of Provincial Industrial Supply Network Structure from the Perspective of Domestic Economic Circulation:A Case Study of Henan Province
Supply-side structural reform requires enhancing the relevance and innovation of the supply system.As a key level of the domestic large cycle,provinces need to form a reasonable and coordinated industrial supply network.Using the latest two in-put-output data and SNA method of Henan Province,this paper quantitatively studies the provincial industrial supply network,analyzes the typical industries with forward linkages and located in the center and edge of the network,and reveals the overall picture of provincial economic cycle at the supply level.The study finds that,first,intermediate goods sectors and final goods sectors play,respectively,different roles in direct and indirect forward linkages,and have different impacts on the economic system;second,service sectors stand out in the provincial economic cycle;third,the internal linkages of Henan Province's in-dustrial supply network become closer,and its degree of integration into provincial and national economic cycles is further en-hanced.
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