The value principle in organizational economics states that the net market value of the goods that a firm sells is a key determinant of its organizational design. We survey and extend some recent developments in the theoretical literature at the nexus of organizational and industrial economics,...

We study the welfare effects of a merger between ad-funded platforms facing elastic consumer demand. We show that advertising fees as well as quality investment levels by the platforms fall post-merger. Interestingly, despite the lower advertising fees, advertisers may be worse off when their...