/tags/biological-economics Biological Economics en-US Copyright Thu, 18 Apr 2013 18:00:00 GMT /business-economy/2013-04-18/can-the-pitch-of-your-voice-affect-your-income A new study from Duke University says it can. Research finds that male CEOs with deeper voices make more money, manage larger firms, and have a longer… Thu, 18 Apr 2013 18:00:00 GMT /business-economy/2013-04-18/can-the-pitch-of-your-voice-affect-your-income Laura Candler