This report analyses how ESG ratings influence corporate bond risk and performance. It finds that higher ESG-rated issuers show stronger financials, lower systematic and idiosyncratic risks, and better credit quality. ESG ratings provide additional insights beyond credit ratings, especially for high-yield and longer-dated investment-grade bonds.

This MSCI report reviews the long-term performance of ESG ratings in global and developed equity markets. It finds that higher-rated companies outperformed peers, driven by stronger earnings growth and dividend yields rather than valuation effects. MSCI ESG indexes also generally outperformed their benchmarks across regions and during crises.

This article analyses institutional investors’ incentives to internalise negative externalities across their portfolios. It focuses on climate change, showing how large asset managers influence fossil fuel companies to reduce emissions, disclose risks, and limit lobbying, reframing shareholder primacy by prioritising portfolio-wide welfare over firm-level profit maximisation.

This report summarises why firms should maximise shareholder welfare rather than market value, noting that investors often have ethical and social preferences beyond profit. It proposes shareholder voting on corporate policy to better align company decisions with investor welfare, particularly where externalities are inseparable from production.