They already do: "The loss leaders of the investment world" [1] Their theory? You'll come in the door for the index ETF and stay for the more expensive funds,

They already do: "The loss leaders of the investment world" [1] Their theory? You'll come in the door for the index ETF and stay for the more expensive funds, the alternative investments, the retirement advice. [1] http://www.reuters.com/article/us-column-stern-advice-idUSKCN0JA1AB20141126 http://www.reuters.com/article/us-column-stern-advice-idUSKC...