Finance in Sustainable Transition: A Comparative Review Across Institutional Investors, Asset Managers, Venture Capital, Insurance, and Bonds

Is finance just repricing climate risk instead of supporting a sustainable transition?

Neil Fligstein and Janna Z. Huang examine how the financial services industry responds to sustainability pressures in "Finance in Sustainable Transition: A Comparative Review Across Institutional Investors, Asset Managers, Venture Capital, Insurance, and Bonds".

They compare climate strategies across five financial sectors, mapping for each the governance arrangements, measurement standards, auditing capacity, and role of government.

Their main conclusions include:

• Renewable energy investment reached nearly $1.8 trillion in 2023, up from $1.1 trillion in 2018, about two and a half times what financial institutions still channel into fossil fuel production.
• ESG funds held an estimated $25.1 trillion in 2023, around 23% of global stock assets, yet over 500 competing indices lack a common standard.
• Climate disclosure is the most institutionalised response: the CDP grew from 35 investors and 245 companies in 2003 to nearly 500 signatories and over 2,500 companies by 2020.
• Out of over $25 billion flowing into cleantech startups between 2006 and 2011, less than half was returned, and 45 analysed solar companies had closed or sold below valuation by 2012.
• Regarding insurance, premiums rise or coverage is withdrawn in exposed regions, and municipalities facing sea level rise already pay a premium on long-term debt.
• Across all five sectors, voluntary initiatives and fragmented standards let institutions protect their own balance sheets without any obligation to reduce emissions in the real economy.

This comparison carries a clear warning: disclosure mandates alone do not redirect capital, and measurement without enforcement leaves emissions and capital allocation broadly unchanged.

It challenges the assumption that pricing climate risk at firm level will, by itself, steer capital toward mitigation rather than simply protect individual balance sheets.

The review deliberately covers Global North institutions, with a strong United States focus, and synthesises existing work rather than presenting new empirical tests.

Conclusions may not transfer to other financial systems like emerging markets. Comparative evidence from the Global South, which the authors flag, would close this gap.