The Grey Correlation Analysis of Imported RMB Exchange Rate Fluctuation Based on Information Technology

Abstract

AbstractWith the rapid development of China’s economy, the economic exchanges and trade activities with foreign countries are also more and more frequent, as an important variable in foreign trade - exchange rate is an important factor affecting international trade, its changes not only on the international capital flow has an impact more will affect the import and export of products. Firstly, this paper adopts the calculation rule of grey correlation degree, and calculates the influence degree of various factors that mainly affect imports on changes in imports, so as to judge which are the main factors that affect changes in imports. The results show that exchange rate changes are the key factors that affect China’s imports from the United States, this paper also conducts an empirical analysis on the quarterly data of China’s import volume and RMB exchange rate from 2005 to 2019 based, explores the relationship between the two, and finds that the import volume increases by 2.85% for every 1% appreciation of RMB against US dollar. Based on the empirical results, this paper puts forward some suggestions, such as adjusting trade strategies, optimizing domestic industry structure and strengthening the economy’s ability to cope with exchange rate risks. KeywordsRMB exchange rateGrey correlative analysisPolicyImport