ARTICLE SYNOPSIS...Here's a study exploring the use of leverage. The test will compare Ralph Vince's "optimal f" position-sizing approach against several other investment approaches. Which approach produced the best results in the tes
ARTICLE SYNOPSIS...It's a well-known concept to buy "golden crosses" and sell "death crosses". But how often does this popular notion hold up in the market? Here's a recent study using a portfolio of ETFs for an updated