Why the billionaire founder of Sam Adams still flies coach and has his executives do the same

Boston Beer Company When Boston Beer Company chairman Jim Koch cofounded his company in 1984, he left a consulting job with a salary of about $250,000 to peddle his Samuel Adams Boston Lager from bar to bar, by himself. More than 30 years later, the business built by the Sam Adams brand accounts for a full 1% of the beer produced in the US. (All craft beer accounts for roughly 11%.) His net worth crossed the billion-dollar mark in 2013. It's hovered around there for the past few years, but...