Across the country, schools are rushing to introduce entrepreneurship classes. Self-help books for business founders are topping the best-seller lists. All of which is rekindling an age-old debate in the business world: Is entrepreneurship a skill that can be taught, or one you have to develop by doing? Education proponents argue that if you can teach people general skills that are useful in business, you can instill lessons about running their own companies, too. Read it here.