When parole boards learn whether inmates are rehabilitated by observing their behavior in prison, we show why they would release one inmate, while continuing to incarcerate another with a longer sentence, but who is otherwise observationally identical. This reflects that the longer a parole...

We consider a parole board that learns about inmates' rehabilitation statuses from observing actions in prison. We show why a board would release one inmate, but not otherwise observationally identical inmates with longer sentences: greater parole board discretion makes additional information...

This paper looks carefully at situations in which public and private protection are complementary, that is, when private protection must be coordinated with public protection to be effective. For example, home alarms deter theft by being connected to a local police station: if the police do not...