Empirical evidence suggests that people dislike ads in media products like TV programs. In such situations standard economic theory prescribes that the advertising volume can be optimally reduced by levying a tax on ads. However, making use of recent advances in the theory of Industrial...

This paper examines whether commercial radio stations try to play their commercials at the same time. A simple model shows that stations may want to choose the same times (coordination) or different times (differentiation) depending on how listeners behave. It also shows that how much...