P.S. You'll have a better return if you invest in small-caps. Now, I don't know if it's a scam or not. The guy is an ivy league professor. I'm definitely trying it. The only cause for concern is that if everybody starts using the formula, the formula might not work anymore. But he says not everybody will stick to the formula because his so-called "magic formula" isn't foolproof. There have been times when the rate of return has been negative.