This hidden cost is that the funds track the net total return index, and compare themselves to the net total return index (which is not the market return), but they should compare themselves to the gross total return index (which is the market return). The net total return index lags behind the gross total index by about 0.2-0.6% / year, the exact amount of difference depends on the current dividend yield.
If price is not an issue, then The Net Return Pro Series Golf Net is simply the best golf practice net available on the market today. It can also be used for multiple other sports, such as soccer, baseball, softball, football and lacrosse.
Hedge funds have struggled to outperform the market in 2016. According to the Barclay Hedge Fund Index, the average net return for hedge funds year to date is 3.43%, compared to 6.1% for the S&P 500.