Firms spend a significant part of their marketing budgets on sales promotions. Since the impact of promotions on sales is usually immediate and strong, promotions are attractive to results-oriented managers seeking to increase sales in the short term. There are few, if any, other marketing instruments that are equally effective. Promotions also affect sales after the immediate sales bump. In other words, they have dynamic effects on consumer purchase behavior outside the period of the promotional offer. Promotion Dynamics presents a comprehensive overview of the various dynamic effects of...