We examine the expected economic benefits of mergers and acquisitions. We conclude that both signaling and revelation biases are responsible for the commonly reported finding that on average takeovers are harmful to bidder shareholder wealth. After accounting for these two biases that lead to a...

We examine the economic benefits of acquisitions of U.S. public firms. Estimating revelation biases concerning internal investment opportunities, we find that it produces a significant negative bidder announcement effect, often interpreted as shareholder wealth destruction. Examining exogenously...