The dumbest deals of 2014 by Stephen Gandel @FortuneMagazine December 30, 2014, 5:30 AM EDT E-mail Tweet Facebook Linkedin Share icons It was a year of big deals. Alibaba BABA raised $25 billion, making it the biggest IPO in history. Comcast CMCSA agreed to pay $45 billion to buy Time Warner Cable TWC , only to be outdone a few months later when AT&T T said it would acquire DirecTV DTC for $48.5 billion. Globally, M&A easily topped $3 trillion for the year. With that many deals, it’s hard to avoid a few foolish ones. Here are our picks for the worst deals of 2014.