We introduce the topic of this Special Issue on the "Role of Financial and Legal Institutions in International Governance", with a particular emphasis on a notion of "international mobility of corporate governance". Our discussion places the Special Issue at the intersection of law, finance, and international business, with a focus on the contexts of foreign investors and directors. Country-level legal and regulatory institutions facilitate foreign ownership, foreign directors, raising external financial capital, and international M&A activity. The interplay between the impact of foreign ownership and foreign directors on firm governance and performance depends on international differences in formal/regulatory institutions. I...