Bet365 lotto review Under the value -added accounting framework，Decomposition of the added value of the product according to the principle of value sources and the place of value absorption，Explanation of "Trade -the Mystery of Economic linkage"，Experience Research Discovery，The value -added trade has a significant positive promotion effect on the economic linkage，But the non -symmetry is shown in the rotary axis country and the spoke country，The rotary axis country plays the "hub role"。Analysis of the clustering subunition indicates，Concrete subunition and value added trade are complementary，When bilateral countries belong to the same child,，Its value -added trade intensity has a strong impact on economic linkage。my country's implementation of non -balanced opening strategies，Actively promote the value -added connection with the state of the axis，The correlation effect of the growth of the economy，Convergence that can achieve growth to high -income economies。At the same time，Use the advantages of the core node of the "Belt and Road" trade network，Continue to promote the construction of the “Belt and Road”，Provide more channels for countries along the route to integrate into the global value -added division of labor，Constructing cooperation and win -win、Global economy and ecology of linked development。

Keywords:Add value trade  Rolling State  State of spokes  Concrete subunition  Economic linkage

Author Yang Jijun，Professor of the School of International bet365 Play online games Economics and Trade, Nanjing University of Finance and Economics (Nanjing  210046)。