MASHABLE — Popular event ticketing site Eventbrite used its in-house social analytics tools to study the effects Facebook shares, tweets and other social sharing behaviors have on ticket purchases. Looking at data from the past 12 weeks in aggregate, Eventbrite found that each social media share equates to $1.78 in ticket sales, with Facebook shares proving to be the most lucrative. As such, Eventbrite believes social commerce -- or transactions driven through sharing on social platforms -- to be the next big trend in online commerce...