A  hedge fund  is a pooled i nvestment fund  that trades in relatively l iquid  assets and is able to make extensive use of more complex trading ,  portfolio-construction, and risk management  techniques in an attempt to improve performance, such as short selling , leverage , and derivatives .  Financial regulators  generally restrict hedge fund marketing to  institutional investors ,  high net worth individuals , and  accredited investors . Hedge funds are considered  alternative investments . Their ability to use leverage and more complex investment techniques distinguishes them from regulated investment funds available to the retail market, commonly known as  mutual funds  and  ETFs . They are also considered distinct from  private equity funds  and other similar  closed-end funds  as hedge funds generally invest in relatively  liquid assets  and...