Some of the Biggest Challenges Hedge Fund Investors Face MassPRIM's Eric Nierenberg and other investors share what they find challenging about investing in hedge funds. At the top of his list: Complacency. Related Articles Video Global Housing Markets Are Weak — But There’s Hope Staff Video The Case for European Small-Caps Gets Stronger Staff Sponsored Content What API and EIA Data Reveal About Crude Oil Markets Sponsored by CME Group