We investigate optimal rewards in an R&D model where substitute ideas for innovation arrive to random recipients at random times. By foregoing investment in a current idea, society as a whole preserves an option to invest in a better idea for the same market niche, but with delay. Because...

Very large awards and settlements for patent infringement have increased dramatically since the 1980s. A large fraction of these awards have occurred in the computer hardware and software industries. Complex technologies such as computer hardware and software require rights to a very large...