Wal-Mart has a company-wide overall annual profit margin of just over 2%. So when a thin-margined business hikes the minimum pay for workers, they have to lay others off to pay for those wage increases. http://abcnews.go.com/Business/wireStory/walmart-raises-starting-wages-handing-1k-bonuses-52279082
Trading seems fun, exciting, exhilarating, etc. so it has a lot of draw to it. And many people won't dig deeper than the euphoric emotion that they feel. However, trading is MUCH harder than investing. And much of the industry is bent towards getting you to trade rather than invest.