We consider a setting where the firm sells a main service (e.g., air travel) and an ancillary service (e.g., in-flight meal) to two types of consumers (high-type and low-type, e.g., business travelers and leisure travelers). The firm decides whether to unbundle the ancillary service from the...

We present tight bounds and heuristics for personalized, multi-product pricing problems. Under mild conditions we show that offering a non-personalize price in the direction of a positive vector (factor) has a tight profit guarantee relative to optimal personalized pricing. An optimal...