We study the autocorrelation and conditional volatility of the hourly Dow Jones Industrial Index return data from October 1974 to September 2002 using an exponential asymmetric AR-GARCH specification with a generalized error distribution. Our findings document a positive autocorrelation in...

This paper studies how economic policy uncertainty influences corporate investment for Chinese listed companies. We show that when the degree of economic policy uncertainty is higher, firms stand to lower their investment and vice versa. However, firms that have higher return on invested...