Before revision:  It is shown that, under some mild conditions, the suboptimal strategies for investors with different performance criterions can be constructed using a limited number of fixed processes (mutual funds), for a market with a larger number of available risky stocks.
After revision:  It is shown that, under some mild conditions, the suboptimal strategies for investors with different performance criteria can be constructed using a limited number of fixed processes (mutual funds), for a market with a larger number of available risky stocks.