ClearSaleing, Inc., a leader in advertising analytics and founder of the Attribution Management Forum, and Vetra Analytics, a leader in quantitative marketing, have recently announced The American Attribution Index (AAI). AAI is the first-ever attribution management index that measures the relative effectiveness of each online advertising source and influence factor on consumer purchases and conversions. Attend this webcast and learn: * How to discover the relative importance of online media sources in influencing purchase decisions. * How you can benchmark against your competitors using the vertical attribution indices. * How you can use an attribution index customized for your company to improve the allocation of your online advertising investments.