In the following video, Motley Fool financial analyst Matt Koppenheffer takes a question from a Fool reader, who writes, "Which sectors look the most promising (risk vs. reward) in the next decade (Shipping, Financials, Biotech, etc.)? Trying to stay diversified [and] determine long run macro moves."

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.