"But then again if you did the MBA or PhD maybe you'd only need to start one company to accomplish your goals." I wouldn't think so. It helps to have some sense

"But then again if you did the MBA or PhD maybe you'd only need to start one company to accomplish your goals." I wouldn't think so. It helps to have some sense of business skills or insights into most business topics, but it's more of a jack-of-all-trades thing than a deep insight into a specific field. The latter of which you probably need for a startup to succeed.