Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

April 20 2019, Updated 11:06 p.m. ET Mariah Carey made an appearance in 2007. While she she didn't go completely nude, Carey showed off plenty of skin. Madonna's entire persona has revolved around ...