Comprehensive foreign media reports on August 16，Published by the official website of the University of California, San Diego, the University of California，Caroline Freund (Caroline Freund) and the World Bank Macroeconomic Economy、A new study by scholars such as Michele Ruta, chief economist of Trade and Investment International Bet365 lotto review Practice Bureau，3D printing technology can promote the economy to provide citizens with higher income and more development opportunities，Promoting the development of international trade。

Traditional opinion thinks，3D printing technology allows economies to produce products locally，Reduce cross -border trade。Floinde, Rueta and others apply dual differential method and synthetic control method，Take hearing aid as an example，Analysis of product trade circulation。In recent years，The production of hearing aids is extremely dependent on 3D printing technology。Researchers bet365 Play online games have counted the time differences of different hearing aid manufacturers to apply 3D printing technology，As a result, I found，The application of 3D printing technology has greatly increased the export amount of hearing aids，The main reason behind it is the increasing maturity of 3D printing technology。Researchers think，Use 3D printing technology to produce hearing aid，It is necessary to vigorously upgrade technology and equipment for manufacturers。Flinde believes，New production technology is applied to international trade，It means that consumers around the world can get bet365 best casino games cheap products。For trade，Technical upgrade is actually more likely to reshape the supply chain，Promoting international trade。

Researchers also analyzed aircraft parts、Running Shoes and other 35 types of application 3D printing technology products，It also discovered the positive impact of the technology similar to international trade。Researchers think，This research refutes 3D printing technology to shorten the supply chain、Viewpoint of reducing the amount of international trade。

(Chen Yutong/Compilation)