We develop an empirical study of the information–persuasion trade-off in advertising using data on the information content of ads, which we measure with the number of information cues in ads within an entire industry. The data are from video files of all advertisements in the OTC analgesics...

Every experimentalist will sooner or later come across a situation in which results from initial baseline treatments conform nicely to the Nash equilibrium, but subsequent changes in parameters push the data in ways not predicted by Nash. This may happen when one begins by giving theory its best...