We formally model direct to consumer advertising (DTCA) of prescription drugs and examine factors that determine a … perspective there can be too much or too little private investment in advertising. Welfare is more likely to increase when the …

branding, the structure of product attributes, and several puzzling aspects of mutual fund advertising. …

conclusions about the quality of the platform from single transactions, causing a reputational externality across sellers. Second … platforms can benefit from identifying and promoting higher quality sellers. We create an unobservable measure of seller quality … and demonstrate the benefits of our approach through a controlled experiment that prioritizes better quality sellers. We …

This paper studies quality choice in a model where consumers expect firms (or brands) to act altruistically. Under … the demand for a brand's existing products even if the quality of these existing products is well understood by consumers … most quality sensitive customers can have an advantage in introducing a product relative to a brand that is expected to be …