In this edition of The Motley Fool's "Ask a Fool" series, Motley Fool One analyst Jason Moser takes a question from a Fool reader who asks: "How can an investor see when we're in a bubble?" Jason talks about the dot-com boom and the recent housing crisis as examples of the market behaving irrationally and whether bitcoin may be another present-day example of "bubble-like" behavior and what investors can do.
