· The ETI builds on 15 years of country-level benchmarking at the World Economic Forum, offering a data-driven framework to assess the performance and readiness of global … The global average scores for the ETI have increased successively each year from 2014 to 2023, the result of gains across both system performance and transition readiness (Figure 4). Figure … The ETI score is calculated as a weighted average of two sub-indices. Each sub-index is the arithmetic average of its component dimensions, which in turn are based on the index’s 43 … · The 2025 ETI reflects this evolving reality. Clean energy investment surpassed $2 trillion, and 65% of countries improved their performance. Yet progress remained uneven. …
