Affiliate marketing delivers consumers who shop more and spend more, buying rather than browsing, according to a study commissioned by Performics, the performance marketing division of DoubleClick. Performics, Chicago, partnered with comScore Networks to examine consumer behavior and compare the performance of the affiliate channel with that of other forms of online traffic. ComScore's consumer panel tracks the online behavior of 2 million individuals. The first goal [of the study] was to compare performance metrics impacting affiliate programs across groups of comparable merchants, including several Performics clients who will receive specific data regarding their programs, the report said. Second, to gain a better understanding of affiliate shoppers' demographic profile within the affiliate channel compared to that of the total Internet population. The research found