History is a great teacher. Looking back on the stock market’s last 100 years, we find dividend investing beats all other stocks. They handily outperform the S&P 500 and have never had a losing decade.It makes sense dividend stocks would be so good. They tend to be profitable businesses that have been through numerous business and economic cycles. Coming through intact, if not better off, they share their success with shareholders.And it turns out, among dividend payers, high-yield stocks are a superior inv ...