Fang, Wen-Shwo; Miller, Stephen M. - 2008
volatility over the period 1947 to 2006. First, we consider the possible effects of structural change in the volatility process …. In so doing, we employ GARCH-M and ARCH-M specifications of the process describing output growth rate and its volatility … with and without a one-time structural break in volatility. Second, our data analyses and empirical results suggest no …