Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....

We develop an analysis of ex ante monitoring of risky projects in banking. If protected from competition, banks are more concerned about not catching good risk projects when the perceived state of the economy improves, while they are more concerned about being induced to finance bad risk...