In this study; breaks in stock price volatility are detected with ICSS algorithm which was developed by Inclan and Tiao 1994 After detecting multiple breaks in variance dummy variables are introduced to the variance equation of GARCH 1 1 model to account for the sudden changes in variance We examined daily İMKB U30 return series and found that volatility persistence has considerably dwindled in new GARCH 1 1 model with eight dummy variables Key Words: GARCH Variance Break ICSS Volatility
Relevant Articles | Author | # |
---|
Article | Author | # |
---|