long (AUM). fund "[18] [19] (AUM). [25] [26] futures, options Risk arbitrage or merger arbitrage S & P 500. [87] LIBOR) or a fixed percentage. [107] valuation (NAV). [135] (AUM). [140] [141] domicile New York City. [155] [156] [157] [158] [159] [160] [161] biases. questionnaires 2012.