One of the key challenges in ESG integration, according to the CFA’s materials, is thatinvestors and companies often disagree on what ESG issues are “material” to financial performance. While data complexity and algorithm reliance (options A and B) can pose hurdles, it is thediscrepancies in materiality thresholdsthat most commonly hinder effective ESG integration. Asset owners and managers may have different views compared to corporate management on what issues truly drive long-term value or pose significant risk.