Dave said of his ex-partner Renee Portnoy that she won't "abuse" her access to his fortune, given she is much more frugal than him. He still considers her as his best friend.

For astute investors seeking to explore new avenues in the financial markets, day trading presents an intriguing opportunity. Unlike the traditional "buy-and-hold" investment approach, day trading ...

Gary Stevenson, the author of "The Trading Game," spent his early 20s trading trillions of dollars for Citibank in London and Tokyo. He says he won the job playing a card game. While some of his ...