This paper considers general bargaining outcomes under coalition structures formed by an external patent holder and firms in oligopoly markets. The main propositions are as follows. For each coalition structure, the kernel is a singleton; thus, the number of licensees that maximizes the patent...

O'donoghue and Zweimüller (2004, J. of Econ. Growth), a seminal work, showed that broadening leading breadth in patent protection can stimulate innovation. However, the empirical literature has consistently found skeptical results on the positive effect. To fill the gap, we build another...

O'donoghue and Zweimuller (2004, J. of Econ. Growth), a seminal work, showed that broadening leading breadth in patent protection can stimulate innovation. However, the empirical literature has consistently found skeptical results on the positive effect. To fill the gap, we build another...