The authors develop a model to decompose the effects of television advertising for a toll-tree referral service, at the hourly level. The model estimates which ad works, when, in which station, and for how long. Results of the analysis show that ads do stimulate direct response, but their...

A common perception in the field of innovation is that large, incumbent firms rarely introduce radical product innovations. Such firms tend to solidify their market positions with relatively incremental innovations. They may even turn away entrepreneurs who come up with radical innovations,...

Most past research has focused on how aggregate advertising works in field settings. However, the information most critical to managers is which ad works, in which medium or vehicle, at what time of the day, at what level of repetition, and for how long. Managers also need to know why a...

The authors study how ad cues attect consuMer behavior in new versus well-established markets. The authors use theoretical insights from consumer information processing to argue that the same ad cues can have different ettects on consumer behavior, depending on whether the market is new or old....