Sheryl Sandberg at ZEIT RECEPTION Davos: We have not done a good job at explaining our business model
Hamburg (ots) - At a reception hosted by the German weekly newspaper DIE ZEIT and CMS, Sheryl Sandberg, COO of Facebook Inc., and Christian Sewing, CEO of Deutsche Bank AG, discussed their recent professional challenges with Uwe Jean Heuser, Head of the Economics Department at DIE ZEIT. Sheryl Sandberg defended Facebook's advertising business model: "We do not sell ...