This study has been investigated price regimes of two prime index in the world oil market(Brent and WTI) based on weekly data over the period 2003/1/3-2007/5/25 (before financial crisis) and 2009/3/6-2012/12/14(after financial crisis) by using marko regime switching model whit dynamic...

Throughout the history man has considered gold as a precious metal and its forcast has always been important. Traditional methods of forcast, e.g.Regresion, ARIMA, Exponential Smoothing, Moving Average, and methods of this kind have been applied. Only recently Artificial Intelligence, Neural...