“…In order to provide more helpful information for decision making, investors could incorporate our approach with other theories, as in behaviourial finance (Lam et al, 2010(Lam et al, , 2012, technical analysis (Wong et al, 2001;Wong and McAleer, 2009), stochastic dominance theory Wong, 2007;Wong and Ma, 2008), portfolio optimization (Bai et al, 2009Egozcue and Wong, 2010). They may obtain more information from markets, as in information company performance Wong, 1991, 1996), other measurement techniques (Leung and Wong, 2008;Qiao, et al, 2009;Ma and Wong, 2010;Bai et al, 2010Bai et al, , 2012, information of some economic/financial phenomena (Broll et al, 2006;Gasbarro et al, 2007Gasbarro et al, , 2012, and incorporate the behaviour of other investors Wong and Chan, 2008;Broll et al, 2010) to lead to better decision making. …”