archetype ways in which MaaS could be operationalized: Integrator, Platform, and Intermediary. We find that these models differ …. Regulation of the price that the MaaS firm has to pay may further lower prices, but compared to the Integrator the difference is … or higher. The Platform tends to lead to an outcome that is relatively close to Free Competition without Maas: prices can …

intermediary to disclose consumer information to advertisers when auctioning ad impressions. We show that disclosing information … that enables advertisers to optimize the allocation of ads on multi-homing consumers is profitable to the intermediary only … outsource the sale of their ads to an intermediary, and relate these incentives to the extent of consumer multi-homing, the …