Recent psychological research hints that entrepreneurs may boast a few advantages over the general population—for instance, in their ability to cope with stress, higher levels of optimism, and resilience. But those advantages, such as they are, may come at a price. Researchers have noticed how these characteristics often go hand in hand with less savory ones. Here's a look at four of the more common negative personally traits entrepreneurs tend to share, plus one that can not only hold the others in check but even put them to good use.
