The Impact of Margin Trading on Stock Volatility: Based from 2014 to 2016 Shanghai and Shenzhen 300 Index
The paper study the impact of margin trading on the volatility of the stock market, We selected 469 observation values among the daily Shanghai and Shenzhen 300 index from May 2014 to March 2016. the Granger causality test results are obtained for the model. Empirically study shows that one of the factors affecting stock price fluctuation does include margin trading business, and shows a negative correlation, which plays a more stable role in the stock market.