From 1963 through 2015, idiosyncratic risk (IR) is high when market risk (MR) is high. We show that the positive relation between IR and MR is highly stable through time and is robust across exchanges, firm size, liquidity, and market-to-book groupings. Though stock liquidity affects the...

Do U.S. publicly-traded companies led by entrepreneurs perform better than nonentrepreneur-led U.S. public companies? Our data suggests they do. We analyze monthly stock returns of U.S. publicly traded companies over the time period 1998-2010 and find compelling evidence demonstrating that...