This paper analyzes optimal product lines when consumers differ both in their taste for quality and in their desire for … valuations for quality but by image concerns. A typical monopoly outcome is a two-tier product line resembling a "masstige …" strategy as observed in luxury goods markets. Products can have identical quality and differ only in price and image, thereby …

its welfare effects, taking into account third-party developers' quality adjustment. A new dataset on app downloads …

We develop a theory of collective brand reputation for markets in which product quality is jointly determined by local … quality signals generated in different markets. Such aggregation yields a beneficial informativeness effect for incentivizing …