Organizations that help launch successful start-ups were hot during the dot-com era when there were tens of thousands worldwide, according to statistics from the National Business Incubation Association (NBIA).  Since the dot-com bubble burst in 2000, the number of business incubators has dropped to 7,000 globally and 1,400 in North America. However, they still serve more than 27,000 companies and are responsible for more than $17 billion in annual revenues (also in North America). Following...