We illustrate conditions under which a trade platform selling its own products along with third-party sellers benefits or harms consumers. This benefits consumers by lowering prices in a suite of models: a gatekeeper platform facing competitive fringe of sellers, when fringe sellers can also...

We report the results of a choice-experiment study to model preferences over a selection of breed traits of 'creole' pigs. The study was conducted amongst households of backyard producers and small farmers rearing this local breed in Yucatan, Mexico. Hypothetical choice data were collected to...

This paper studies the market provision of a specific type of public good: radio and television broadcasts. Its main focus is to explore the ability of the market to provide broadcasting efficiently in a world in which broadcasters earn revenues by selling time to advertisers and advertisements...

Empirical evidence suggests that most advertisements contain little direct information. Many do not mention prices. We analyze a monopoly firm's choice of advertising content and the information disclosed to consumers. The firm advertises only product information, price information, or both; and...

Equilibrium prices behave quite differently if consumers single-purchase (buy either Time Magazine or Newsweek) or if some consumers multi-purchase (buy both). Prices are strategic complements under single-purchase, and increase with magazine quality. In a multi-purchase regime prices are...

Standard media economics models imply that increased platform competition decreases ad levels and that mergers reduce per-viewer ad prices. The empirical evidence, however, is mixed. We attribute the theoretical predictions to the combined assumptions that there is no advertising congestion and...

Standard media economics models imply that increased platform competition decreases ad levels and that mergers reduce per-viewer ad prices. The empirical evidence, however, is mixed. We attribute the theoretical predictions to the combined assumptions that there is no advertising congestion and...