Sources and further reading
Publication titles remain in the original language; annotations are editorial translations.
Research and methods
Peer-reviewed reviews, frameworks and impact methodologies.
Busch, T.; Bernard-Rau, B.; Prussner, E.; Freiling, J. (2026). Impact investing: a literature review of investor impact mechanisms and their impact potential. Management Review Quarterly. Review of 52 contributions: 33 academic publications and 19 practitioner sources.
https://doi.org/10.1007/s11301-026-00640-x
Islam, S. M.; Cui, C. (2026). Impact Risk in Impact Investing: A Systematic Review of Impact Risk Drivers and Governance Responses and an Integrative Framework. Business Strategy and the Environment. First published 24 August 2026.
https://doi.org/10.1002/bse.71473
Impact Europe (15 October 2026). Catalytic Grant-making in Europe. Sector survey: 350 organisations invited, 27 responses, and 20 grant-makers in the reported catalytic-grant figures. The sample is not representative of Europe as a whole.
https://www.impacteurope.net/insights/catalytic-grantmaking-survey
World Economic Forum and GAEA (20 August 2026). The Catalysts: Unlocking Markets for a Sustainable Economy. White paper on selected cases and proposals; not an independent impact evaluation.
https://www.weforum.org/publications/the-catalysts-unlocking-markets-for-a-sustainable-economy/
Impact Frontiers. Five Dimensions of Impact: What, Who, How Much, Contribution and Risk. Conceptual framework, not a causal-impact certification.
https://impactfrontiers.org/norms/five-dimensions-of-impact/
Impact Frontiers. Investor Contribution Strategies. Distinguishes a company’s impact performance from the investor’s additional contribution.
https://impactfrontiers.org/norms/investor-contribution/
Operating Principles for Impact Management. The Nine Principles. Voluntary principles covering the investment cycle, including exit, verification and disclosure.
https://www.impactprinciples.org/9-principleS
OECD (2025). OECD DAC Blended Finance Guidance 2025, Principle 2. Financial and development additionality, mobilisation of commercial finance and the minimum necessary concessionality.
https://www.oecd.org/en/publications/oecd-dac-blended-finance-guidance-2025_e4a13d2c-en/full-report/principle-2-design-blended-finance-to-increase-the-mobilisation-of-commercial-finance_996e5e2d.html
Space programmes and institutions
Institutional evidence and programme data are not, by themselves, causal impact estimates.
EUSPA. EO and GNSS Market Report. Methodology and estimates of Earth observation and satellite navigation markets. Market revenue is distinct from social outcomes.
https://www.euspa.europa.eu/eu-space-programme/eu-space-market-and-users/gnss-and-eo-market-report
World Bank and ESA (8 May 2026). From satellite data to development finance: how Earth observation is scaling impact across World Bank operations. Figures are reported by the implementing institutions, not independently estimated causal outcomes.
https://blogs.worldbank.org/en/opendata/from-satellite-data-to-development-finance--how-earth-observatio
Copernicus Emergency Management Service. Rapid Mapping manual and service: activation, emergency mapping and delivery of geographic information.
https://mapping.emergency.copernicus.eu/about/rapid-mapping-manual/product-overview/
Copernicus Emergency Management Service. Risk and Recovery Mapping: support for prevention, preparedness and post-disaster reconstruction.
https://mapping.emergency.copernicus.eu/about/risk-and-recovery-manual/service-overview/
UNOOSA and UN-SPIDER. What is UN-SPIDER? United Nations mission supporting access to, and the operational use of, space information throughout the disaster-management cycle.
https://un-spider.org/about/what-is-un-spider
ESA. Introducing Sentinel-2. Spectral bands and Earth observation capabilities relevant to agriculture, land monitoring and the environment.
https://www.esa.int/Applications/Observing_the_Earth/Copernicus/Sentinel-2/Introducing_Sentinel-2
Rules and disclosure
EU regulatory provisions and the limits of sustainability classifications.
Regulation (EU) 2019/2088, Sustainable Finance Disclosure Regulation (SFDR), Articles 8 and 9. Disclosure duties must not be mistaken for independent verification of causal impact.
https://eur-lex.europa.eu/eli/reg/2019/2088/oj/eng
ESMA (2024). Guidelines on funds’ names using ESG or sustainability-related terms. Rules for terms including impact, ESG, sustainability and transition.
https://www.esma.europa.eu/sites/default/files/2024-08/ESMA34-1592494965-657_Guidelines_on_funds_names_using_ESG_or_sustainability_related_terms.pdf