發送短信 : PORTFOLIO DIVERSIFICATION WITH THE USE OF RISK PROFILE CLUSTERING: EVIDENCE FROM THE JAPAN NIKKEI 225 INDEX.

 _    _     _____    _    _      ___     __   __  
| |  | ||  |  ___|| | |  | ||   / _ \\   \ \\/ // 
| |/\| ||  | ||__   | |/\| ||  / //\ \\   \   //  
|  /\  ||  | ||__   |  /\  || |  ___  ||  / . \\  
|_// \_||  |_____|| |_// \_|| |_||  |_|| /_//\_\\ 
`-`   `-`  `-----`  `-`   `-` `-`   `-`  `-`  --`