Econophysics and econometrics agree that there is a correlation between volume and volatility in a time series. Using empirical data and their distributions, we further investigate this correlation and discover new ways that volatility and volume interact, particularly when the levels of both...

With the development of the reform and opening-up, China’s volume of export trade has grown rapidly; meanwhile the new energy consumption has risen vigorously. Export trade plays extremely important role in China’s national economy, and consumption of clean energy provides significant...