Media Mix Modelers Should Consider Radio As A New Media Channel Due To New As-Run Radio Deliveries Which Are A “Trend Break,” “Stand Alone” Dataset; Modelers Should Not Constrain Current Radio ROI With Historical Performance
Often media mix models apply “historical guard rails” to constrain ROIs to conform to prior performance ranges. In essence, current ROI performance conforms to the past. This assures a constancy in ROI trending but is improper when a major change in the data quality occurs.