The document discusses the role of marketing mix modeling (MMM) in financial services, emphasizing its adoption among national retail banks to enhance accountability, customer value management, and marketing centralization. It identifies drivers of adoption, such as aligning analytical results with decision-maker needs and compliance requirements, and outlines unique challenges in the financial sector, including measuring brand equity and integrating various marketing channels. Case studies illustrate MMM's effectiveness in optimizing media mix and improving ROI in a competitive insurance market.