The gender-specific traits—something Quartz and his team didn’t expect to find, but now plan to study further—revealed themselves more and more as the game wore on. At the end, asked to guess whether they had been playing a man or a woman, men said they suspected a female opponent when the other player punished them for taking too much money. Women believed they were interacting with a man when the other player acted “computer-like.” Both were right 73 percent of the time.
Lisa had been dating her boyfriend for a few months when he gave her a beautiful necklace for Christmas. "It was a great gift… until I had to give it back," she said. "He stole it from his mom!" Lisa broke things off shortly after.
YourTango's Take: Jewelry is generally safe, but in this case it's just plain tacky. If you can't keep the goods, don't bother giving 'em!