Hello my dear students in less than one paragraph discuss if the
stock market and individual stocks are more volatile today than in
the past. Further discuss using the information from a study by
campbell, lettau,malkiel and xu,2001. this study looked at 9000
firms from 1962-97.they decomposed the stock into market wide,
industry-wide and firm specific volatility. they found that while
there were periods of increase volatility, for exampleduring the
oil crisis in the 1970s, average market volatility as mearsured...