Yu Jun's Product Methodology
Yu Jun’s Product Methodology demystifies the evolving role of product managers (PMs) from its origins as Procter & Gamble’s brand-focused role to the data-driven, user-centric demands of the internet era. This comprehensive guide breaks down core frameworks defining successful PM work: mastering user models to predict behavior, designing sustainable transaction models for mutual value exchange, and applying rational decision-making strategies (data, logic, subjective judgment) to navigate trade-offs. It also addresses critical topics like balancing user and business value, reducing transaction costs, and navigating unique internet product iteration challenges. For aspiring and seasoned PMs alike, the book offers actionable career progression insights—from identifying high-potential candidates to overcoming mid-career bottlenecks—emphasizing that great PMs are shaped by practice, empathy, and deep understanding of economic and psychological principles.