"We consider nonparametric identification in models of differentiated products markets, using only market level observables. On the demand side we consider a non-parametric random utility model nesting random coefficients discrete choice models widely used in applied work. We allow for...

"We develop a model where products liability trials provide information to consumers who are not parties to the litigation. Consumers use this information to take precautions against dangerous products. A critical assumption is that consumers cannot differentiate between firms that have never...