As Silicon Valley entrepreneur Peter Thiel once wrote, "Competition is for losers." When a firm enjoys little competition, it ...

Coca-Cola ( KO -2.36%) is a better buy today than Kraft Heinz ( KHC -2.02%). But the real story is why this is the case.

Many people interested in trading stocks wonder if there are any rules about when to buy or sell stocks. While some vague timing guidelines do exist, the best time to buy or sell a stock really ...