In most regards, retail investors are at a big disadvantage to professional investors working at hedge funds. They typically aren't as well-trained; they likely don't have as much time to conduct research or nearly the same amount of resources at their disposal.One major advantage, however, is that time is on their side. While hedge funds typically invest over a 12-to-18-month time horizon, retail investors can buy stocks they want to hold for five, 10, or even 20 years. This allows retail investors to buy ...