During the subprime mortgage crisis period, the New Century Financial Corporation was the biggest subprime mortgage lender in the United States and declared bankruptcy on April 2, 2007. This paper compared two types of hedge ratios - the hedge ratio before April 2, 2007 and the hedge ratio after...

Are stock market investors concerned with obtaining abnormal returns by acquiring certain information? This paper studied the effect of ex-dividend date for cash-dividend policy. We try to demonstrate the existence of abnormal returns by examining stock trading situations before and after the...