Daunfeldt, Sven-Olov; Rudholm, Niklas - Ratioinstitutet - 2010
Can a simple point-of-purchase (POP) shelf-label increase sales of organic foods? We use a random-effects, random-coefficients model, including a time adjustment variable, to test data from a natural experiment in a hypermarket in Gävle, Sweden. Our model incorporates both product specific...