Does having a less diversified portfolio really hurt your returns?
Many people rely on personal finance blogs for their investment education. That's why when a blogger publishes an erroneous article, someone should correct it.
Yesterday, I found one such article that I want to speak about.
The author in this case is a guy named Michael James, who runs a popular blog called 'Michael James on Money'. He claims to be a 'math guy in high-tech', and he doesn't elaborate further than that.
Yesterday, he wrote an article called 'The Cost of Portfolio Concentration', where he argued ...