Sales promotions generate substantial short-term sales increases. To determine whether the sales promotion bump is truly beneficial from a managerial perspective, we propose a system of store-level regression models that decomposes the sales promotion bump into three parts: cross-brand effects...

The proliferation of smartphones has spawned a new industry – mobile apps. Managers increasingly recognize the potential for mobile commerce apps to “engage” customers and thereby grow sales. To measure this potential, this paper examines what drives customer usage of apps and whether app...