Hedge fund managers are waiting for the world to change

Hedge fund managers seem to be waiting for the world to change.
It's well known at this point that these funds are having a tough time of it. They've returned about 3% this year on average, according to Goldman Sachs, while the S&P 500 is up by about 7%.
The hedge funds themselves have had a plethora of excuses for this poor performance, including the complaint that market conditions are making it much harder for them to eke out a return.Their response: making concentrate