Using new measures of expanded Internet access in China and internet-based search, we examine how competitive shocks from China impact U.S. innovation through the markets for innovation and existing products. We identify shocks to innovation and existing product competition using the geography...

We examine the importance of firm integration to outcomes of mergers and acquisitions using new ex ante product-based measures of firm integration. Our framework allows us to measure ex ante integration risk for both observed acquisitions and proposed acquisitions that might not materialize. As...