Showing 1 - 4 of 4
Persistent link: https://www.econbiz.de/10001808280
Persistent link: https://www.econbiz.de/10009356324
are heteroskedastic, i.e. their volatility is not constant in time For that reason the appropriate mathematical models …
Persistent link: https://www.econbiz.de/10001245056
Persistent link: https://www.econbiz.de/10000803530