Text this

Number:

Provider:

CAPTCHA:

 _    _     ______   _    _     _____             
| |  | ||  /_   _// | \  / ||  |  ___||     ___   
| |/\| ||   -| ||-  |  \/  ||  | ||__      /   || 
|  /\  ||   _| ||_  | .  . ||  | ||__     | [] || 
|_// \_||  /_____// |_|\/|_||  |_____||    \__ || 
`-`   `-`  `-----`  `-`  `-`   `-----`      -|_|| 
                                             `-`

Please enter what you see:

Text this: Model Black Litterman untuk optimisasi portofolio