We study the value of innovation in a case study of one of the most visible innovative products in recent years, Apple's iPhone. The value effects of news announcements, patent publications, and trademarks relating to iPhone are taken into account. Our estimate of the lower bound on the value of...

We study the prevalence and traits of global collaborative patents for U.S. public companies, where the inventor team is located both within and outside of the United States. Collaborative patents are frequently observed when a corporation is entering into a new foreign region for innovative...

Economic interest in innovation policy largely arises from the fundamental importance of innovation to social welfare and from inefficiencies in innovation in a competitive market environment. As a result, a wide variety of public innovation policies are used in practice. This study reviews the...

Using a sample of U.S. mergers and acquisitions, this study evaluates how banking relationships influence acquirers' choice of financial advisors. Specifically, it examines: i) acquirers' previous relationships with advisors in various financial activities: M&A advisories, equity issuings and...

Securitization is considered to be one of the biggest financial innovations of the last century. It is also regarded as both a catalyst and solution to the 2008 financial crisis. Once a popular method of financing the mortgage and consumer credit markets, aspects of the global securitization...

We investigate how European banks' overnight borrowing costs depend on bank size. We use the Eurosystem's proprietary interbank daily loan data on euro-denominated transactions from 2008-2014. We find that large banks have had a clear borrowing cost advantage over small banks and that this...

We investigate the impacts of improved intellectual property rights (IPR) protection on cross-border M&A performance. Using multiple measures of IPR protection and based on generalized difference-in-differences estimates, we find that countries with better IPR protection attract significantly...

The debate on whether COVID-19 vaccine patents are slowing down the pace of vaccination and the recovery from the crisis has brought the optimal design of pharmaceutical patent policy to the fore. In this paper we evaluate patent policy in the US pharmaceutical industry. We estimate the effect...

We examine immigrant entrepreneurship and the survival and growth of immigrant-founded businesses over time relative to native-founded companies. Our work quantities immigrant contributions to new firm creation in a wide variety of fields and using multiple definitions. While significant...

We build a model of firm-level innovation, productivity growth and reallocation featuring endogenous entry and exit. A key feature is the selection between high- and low-type firms, which differ in terms of their innovative capacity. We estimate the parameters of the model using detailed US...