By Ben Carlson of A Wealth of Common Sense

One of the things I’ve learned in the investment business is it’s never a good idea to trust someone who is 100% certain about any outcome in the markets.

I’ve seen enough best ideas portfolios over the years to know most portfolio managers have no clue what their best ideas truly are until after the fact. There are simply too many unknowns and outside factors that can impact the economy, markets, sectors and companies to ever give yourself permission to have complete certainty about the future.

Sure strong opinions are fine but they better be weakly held because the markets are a humbling place if you’re not willing to look at both sides of an argument…. Read more