Trade in Value Added (TiVA) 2025 edition: Principal Indicators, sharesOECD 贸易增加值（TiVA）

Trade in Value Added (TiVA) is a collection of measures that provide insights into global production networks and supply chains beyond conventional trade statistics. TiVA tracks the origins of value added in exports, imports and final demand. The present edition provides indicators for 80 economies (as well as regional aggregates), 50 economic activities based on ISIC Rev. 4 (as well as industry groups) and covers the time-period 1995-2022.

增加值贸易（TiVA）是一套指标体系，相较于传统贸易统计，它能更深入地剖析全球生产网络与供应链格局。TiVA 追踪出口、进口及最终需求中增加值的来源。本版数据库涵盖 80 个经济体（含区域汇总数据）、基于国际标准产业分类第 4 版（ISIC Rev.4）划分的 50 个行业（含行业大类），数据时间跨度为 1995 至 2022 年。