A recent Revionics-commissioned study, “Indiscriminate Promotions Cost Retailers,” has found that 52 percent of weekly or monthly promotions go to customers who would actually pay full price. The study, conducted by Cambridge, Mass.-based Forrester Consulting, probed into the emotional psyche of U.S., U.K., French, German and Brazilian shoppers to learn what types of retail promotions are meaningful and impactful.