The Development Effectiveness Overview (DEO) is an annual report produced by the IDBG to show the results and impact of its work in Latin America and the Caribbean. It reports on the IDBG's contributions towards the development of its 26 borrowing member countries in Latin America and the Caribbean, holding the IDBG accountable to its shareholders, partners and beneficiaries.

This publication outlines the performance of the Asian Development Bank (ADB) in achieving the goals of Strategy 2030, the institution’s long-term strategic framework. It is the 14th in the series of annual reports that tracks development progress in Asia and the Pacific, assesses ADB's development effectiveness, and identifies areas where the institution's performance needs to be strengthened.