Technological progress offers new and promising ways to provide targeted information to consumers and facilitate behavioral change. We conduct a randomized controlled trial with a global supermarket chain and food producer to evaluate the effectiveness of a targeted information intervention that...

We model competition on a credence market governed by an imperfect label, signaling high quality, as a rank-order tournament between firms. In this market interaction, asymmetric firms jointly and competitively control the underlying quality ranking's precision by releasing individual...