What kind of insight did you want? Simply Google "portfolio optimization" and you will find many more interesting techniques.
This is a basic LP problem that you'll come across in a textbook.
This is a basic LP problem that you'll come across in a textbook.
By contrast, you effectively said, "Heh, I've seen fancier models. BTW, you can just plug your stuff into Google."
Well, yeah, for something so rudimentary. Use a library. Nothing to see here.