En los años siguientes, se publicaron varias recomendaciones en esta esfera: el informe de 1999 Accounting and Financial Reporting for Environmental Costs and Liabilities (UNCTAD/ITE/EDS/4); el informe de 2000 Integrating Environmental and Financial Performance at the Enterprise Level (UNCTAD/ITE/TED/1); y el manual de 2004 Eco-Efficiency Indicators (UNCTAD/ITE/IPC/2003/7).
Accounting and Financial Reporting for Environmental Costs and Liabilities (UNCTAD/ITE/EDS/4); в 2000 году - доклад Integrating Environmental and Financial Performance at the Enterprise Level (UNCTAD/ITE/TED/1); и в 2004 году - руководство Eco-Efficiency Indicators (UNCTAD/ITE/IPC/2003/7).