Changelog更新日志

Timeline of new datasets, data refreshes, and reader-facing features added to Risk-A-Lab Data Intelligence.

风险政治分析实验室·数据智能平台新增数据集、数据更新与面向读者功能的时间线。

Dataset Library expanded to 160 datasets经典数据集库扩充至 160 个数据集

new dataset新数据集data数据fix修复
  • •Published 104 newly curated political-science and international-relations datasets: 85 accepted first-round deliveries and 19 approved rework deliveries, spanning all five supported data structures and nine research directions.发布 104 个新整理的政治学与国际关系数据集，其中包括 85 个首轮验收合格项目和 19 个返工验收项目，覆盖五种数据结构与九大研究方向。
  • •Consolidated the final site-ready package, removed a duplicate OECD policy-indicator delivery, deferred WID, normalized numbered slugs, and corrected the English maintainer name for Ethnic Power Relations.建立最终网站上线合并包，排除重复的 OECD 政策指标交付，暂缓 WID，统一带编号的 slug，并修正 Ethnic Power Relations 维护者英文姓名。
  • •Rebuilt OECD Environmental Policy Stringency from the official API as a complete 40-country, 1990–2020 panel with the overall index, three sub-indices, and all 13 policy instruments; all 104 imports passed validation and static export.依据 OECD 官方接口重建环境政策严格度数据，形成覆盖 40 国、1990—2020 年、包含总体指数、三个分指数及全部 13 项政策工具的完整面板；104 项全部通过校验与静态导出。

Lab team profiles expanded实验室团队资料扩充

content内容
  • •Added full bilingual profiles for Jingtian Hu, Qingqian He, Yang Wu, Jiarong Yu, and Yuxin Hou to the Lab Members section.在“实验室成员”中新增胡竞天、何晴倩、吴杨、余嘉荣、侯煜欣五位成员的完整中英文资料。
  • •Moved Jingtian Hu from Database Maintainers to Lab Members and replaced the placeholder with his research focus, academic background, and maintained database.将胡竞天从“数据库维护者”移动到“实验室成员”，并以研究方向、学术背景及维护数据库替换原占位简介。
  • •Member biographies now foreground research areas and use pinyin names in English and Chinese names in the Chinese interface.成员简介以研究方向开篇；英文界面使用拼音姓名，中文界面使用中文姓名。

Risk Politics Analysis database portal launched风险政治分析数据库入口上线

feature功能ux体验data数据
  • •Launched a dedicated risk-analysis portal that cross-indexes all 56 ready datasets across five stages of overseas business operations plus a cross-cutting governance section.新增独立的风险政治分析数据库入口，将全部 56 个已就绪数据集按企业海外经营五阶段及综合治理风险进行交叉索引。
  • •Mapped the collection to 26 risk dimensions and 74 dataset-risk relationships; datasets intentionally reappear when they support multiple stages or analytical uses.形成 26 个风险维度和 74 组数据—风险关联；同一数据集服务于多个阶段或用途时会重复出现。
  • •Added a top-navigation entry and a third home-page portal alongside Original Databases and the Dataset Library.在顶部导航和首页增加第三个数据入口，与原创数据库、经典数据集库并列。

Dataset Library expanded to 56 datasets经典数据集库扩充至 56 个数据集

new dataset新数据集data数据fix修复
  • •Imported 31 newly cleaned risk datasets, bringing the manifest-driven Dataset Library from 25 to 56 datasets across panel, events, dyadic, registry, and series structures.导入 31 个新清洗的风险数据集，使 manifest 驱动的经典数据集库由 25 个增至 56 个，覆盖面板、事件、双边、名录和序列五种结构。
  • •Standardized bilingual maintainer display: pinyin names in English and Chinese names in the Chinese interface; linked datasets now use a clear provider-access call to action.统一维护者双语显示：英文界面使用拼音、中文界面使用中文名；外链型数据集增加清晰的原始提供方访问入口。
  • •Corrected aggregate event weighting for GTD, restored IMF NIPO record identifiers and future-date documentation, and repaired Yale EPI country-code mapping before full validation and static export.修正 GTD 聚合事件权重，恢复 IMF NIPO 记录标识并补充未来日期说明，修复 Yale EPI 国家代码映射后完成全量校验与静态导出。

Dataset Library expanded and home page redesigned经典数据集库扩充与首页改版

new dataset新数据集feature功能ux体验
  • •Added 20 RA-curated political-science and international-relations datasets, increasing the Dataset Library from its initial five entries to 25.新增 20 个经 RA 清洗的政治学与国际关系数据集，使经典数据集库从最初 5 个扩充到 25 个。
  • •Redesigned the home page with dataset search, collection metrics, animated fan-out portals, nine research-direction summaries, and a rotating dataset spotlight.重做首页，加入数据集搜索、集合数字看板、动态扇面入口、九大研究方向概览与数据集聚焦。
  • •Normalized bilingual manifest content and validated every imported dataset against the nine-direction taxonomy and five supported data structures.统一 manifest 中英文内容，并按九大分类与五种数据结构完成全部导入数据的校验。

Bilingual manifest-driven Dataset Library launched双语 manifest 驱动经典数据集库上线

feature功能data数据ux体验
  • •Introduced the bilingual English-Chinese interface and site-wide language toggle.上线中英文双语界面与全站语言切换。
  • •Launched a reusable manifest-driven Dataset Library renderer supporting panel, events, dyadic, registry, and series data without dataset-specific React pages.建立可复用的 manifest 驱动经典数据集渲染器，无需为每个数据集单独编写 React 页面，即可支持面板、事件、双边、名录和序列五种结构。
  • •Established the nine-direction political-science and international-relations taxonomy and published the first five curated datasets.建立政治学与国际关系九大研究方向分类体系，并发布首批 5 个精选数据集。

Career Trajectories of IO Officials database launchedCareer Trajectories of IO Officials database launched

new dataset新数据集feature功能
  • •Added the Career Trajectories of IO Officials database: a biographical record of 6,870 officials who have served at international organizations — UN agencies, FAO, WHO, World Bank, ILO, UNESCO, IAEA and many others — with 69,473 career entries (21,794 flagged as IO positions; the rest covering pre- and post-IO positions in states, NGOs, academia, and the private sector), 17,569 education records, 8,407 family ties, and full language profiles. Career data spans 1852–2025. Maintained on the site by Songpo Yang in collaboration with Xun Pang.Added the Career Trajectories of IO Officials database: a biographical record of 6,870 officials who have served at international organizations — UN agencies, FAO, WHO, World Bank, ILO, UNESCO, IAEA and many others — with 69,473 career entries (21,794 flagged as IO positions; the rest covering pre- and post-IO positions in states, NGOs, academia, and the private sector), 17,569 education records, 8,407 family ties, and full language profiles. Career data spans 1852–2025. Maintained on the site by Songpo Yang in collaboration with Xun Pang.
  • •6 sub-pages: Dashboard (top IOs, top nationalities, gender mix), Trends (gender share by birth decade, organization-type mix by career decade, IO career growth), Education (highest-degree distribution, top 20 institutions, discipline mix), Geography (nationality and birthplace breakdowns), Dynasties (interactive family-network graph among tracked IO officials), and Members (searchable directory of all 6,870 with filters for nationality, gender, and primary IO).6 sub-pages: Dashboard (top IOs, top nationalities, gender mix), Trends (gender share by birth decade, organization-type mix by career decade, IO career growth), Education (highest-degree distribution, top 20 institutions, discipline mix), Geography (nationality and birthplace breakdowns), Dynasties (interactive family-network graph among tracked IO officials), and Members (searchable directory of all 6,870 with filters for nationality, gender, and primary IO).
  • •Members page ships the full directory client-side (~400 KB compressed) for instant in-memory filtering and search across name, organization, position, and nationality.Members page ships the full directory client-side (~400 KB compressed) for instant in-memory filtering and search across name, organization, position, and nationality.

Bilateral Swap Agreements database launchedBilateral Swap Agreements database launched

new dataset新数据集feature功能
  • •Added the Bilateral Swap Agreements (BSA) database: 315 currency-swap agreements signed between 51 central banks and monetary authorities across 96 unique bilateral pairs, 2002–2021. Maintained on the site by Xun Pang in collaboration with Qi Liu (Harvard University).Added the Bilateral Swap Agreements (BSA) database: 315 currency-swap agreements signed between 51 central banks and monetary authorities across 96 unique bilateral pairs, 2002–2021. Maintained on the site by Xun Pang in collaboration with Qi Liu (Harvard University).
  • •4 sub-pages: Dashboard (annual signings, top signatories, currency-cap mix), Network (interactive ego-net graph with year-range slider and click-to-detail), Timeline (signings, active counts, top-signatory trajectories, cap mix), and Agreements (fully searchable agreement-level table with primary-source links).4 sub-pages: Dashboard (annual signings, top signatories, currency-cap mix), Network (interactive ego-net graph with year-range slider and click-to-detail), Timeline (signings, active counts, top-signatory trajectories, cap mix), and Agreements (fully searchable agreement-level table with primary-source links).
  • •Currency swap lines are one of the major layers of the global financial safety net — the dataset captures both originals (122) and renewals (193), with cap denomination (USD / EUR / no-cap / bilateral-local) and term length tracked per row.Currency swap lines are one of the major layers of the global financial safety net — the dataset captures both originals (122) and renewals (193), with cap denomination (USD / EUR / no-cap / bilateral-local) and term length tracked per row.
  • •Underlying research: Liu & Pang (forthcoming, International Studies Quarterly) and Liu, Pang & Vreeland (Review of International Political Economy, 2026).Underlying research: Liu & Pang (forthcoming, International Studies Quarterly) and Liu, Pang & Vreeland (Review of International Political Economy, 2026).

Critical Raw Material Mining (Africa) database launchedCritical Raw Material Mining (Africa) database launched

new dataset新数据集feature功能
  • •Added the Critical Raw Material Mining (Africa) database: 527 mines across 29 African countries, 132 sub-national provinces ever treated, 2000–2024. Maintained on the site by Jingtian Hu under Xun Pang's supervision.Added the Critical Raw Material Mining (Africa) database: 527 mines across 29 African countries, 132 sub-national provinces ever treated, 2000–2024. Maintained on the site by Jingtian Hu under Xun Pang's supervision.
  • •4 sub-pages: Dashboard (treatment uptake, top countries, commodity mix), Map (interactive ADM1 choropleth + mine scatter with year slider, country and commodity filters, click-province-for-detail), Timeline (province × year heatmap + uptake curve), and a Methodology page describing the panel construction.4 sub-pages: Dashboard (treatment uptake, top countries, commodity mix), Map (interactive ADM1 choropleth + mine scatter with year slider, country and commodity filters, click-province-for-detail), Timeline (province × year heatmap + uptake curve), and a Methodology page describing the panel construction.
  • •Phase 1 ships the CRM treatment view only — where and when mining is active. Conflict (UCDP), protest (ACLED), and World Bank governance overlays are noted as a planned future expansion in the Methodology tab.Phase 1 ships the CRM treatment view only — where and when mining is active. Conflict (UCDP), protest (ACLED), and World Bank governance overlays are noted as a planned future expansion in the Methodology tab.
  • •Added Jingtian Hu's profile card to the People page under Database Maintainers (placeholder bio; full details forthcoming).Added Jingtian Hu's profile card to the People page under Database Maintainers (placeholder bio; full details forthcoming).

Climate Negotiation Dyadic Relations database launchedClimate Negotiation Dyadic Relations database launched

new dataset新数据集feature功能
  • •Added the Climate Negotiation Dyadic Relations database: 45,012 LLM-extracted bilateral statements from 30 years of Earth Negotiations Bulletin (ENB) coverage of UNFCCC conferences (1995–2024), spanning 401 negotiating entities and 38 negotiation topics. Maintained on the site by Xun Pang.Added the Climate Negotiation Dyadic Relations database: 45,012 LLM-extracted bilateral statements from 30 years of Earth Negotiations Bulletin (ENB) coverage of UNFCCC conferences (1995–2024), spanning 401 negotiating entities and 38 negotiation topics. Maintained on the site by Xun Pang.
  • •5 sub-pages: Dashboard (yearly trend, top countries, topic treemap), Country Dyads (filterable network with ego-net mode), Topics (drill-down on 5 headline topics + 33 others), Conferences (per-COP master-detail), and a Quote Explorer over the full corpus.5 sub-pages: Dashboard (yearly trend, top countries, topic treemap), Country Dyads (filterable network with ego-net mode), Topics (drill-down on 5 headline topics + 33 others), Conferences (per-COP master-detail), and a Quote Explorer over the full corpus.
  • •Quote Explorer offers instant filtering and substring search across the full corpus (45,012 statements) with country, topic, conference, year-range, and tone facets.Quote Explorer offers instant filtering and substring search across the full corpus (45,012 statements) with country, topic, conference, year-range, and tone facets.

Mingkun Maritime Domain Awareness overview addedMingkun Maritime Domain Awareness overview added

new dataset新数据集content内容
  • •Added an overview page for the Mingkun Maritime Domain Awareness (MK-MDA) platform, maintained by Bo Hu (PKU SIS, Director of the Center for Maritime Strategy Studies and SCSPI).Added an overview page for the Mingkun Maritime Domain Awareness (MK-MDA) platform, maintained by Bo Hu (PKU SIS, Director of the Center for Maritime Strategy Studies and SCSPI).
  • •Raw data is not redistributed here — the page summarises the system and links out to the live platform at db.mk-mda.com.Raw data is not redistributed here — the page summarises the system and links out to the live platform at db.mk-mda.com.
  • •Included two screenshots provided by the research team (desktop dashboard + mobile).Included two screenshots provided by the research team (desktop dashboard + mobile).

Collaborator affiliations on every dataset pageCollaborator affiliations on every dataset page

content内容ux体验
  • •Added school affiliations after each external collaborator name on the US Congressional Legislators and OECD Ministerial Officials pages (Yifei Zhu & Jiangnan Zhu — University of Hong Kong; Junyan Jiang — Columbia University).Added school affiliations after each external collaborator name on the US Congressional Legislators and OECD Ministerial Officials pages (Yifei Zhu & Jiangnan Zhu — University of Hong Kong; Junyan Jiang — Columbia University).
  • •Going forward, any collaborator not featured on the /people page will have their school shown in parentheses.Going forward, any collaborator not featured on the /people page will have their school shown in parentheses.

Global Cobalt Supply Chain database launchedGlobal Cobalt Supply Chain database launched

new dataset新数据集feature功能
  • •Added the Global Cobalt Supply Chain database (225 countries, 1998–2019, based on Ouyang et al., *Systemic risks and cascading dynamics in the global cobalt supply chain*). Maintained on the site by Xun Pang.Added the Global Cobalt Supply Chain database (225 countries, 1998–2019, based on Ouyang et al., *Systemic risks and cascading dynamics in the global cobalt supply chain*). Maintained on the site by Xun Pang.
  • •4 sub-pages: Dashboard, Fragility & Exposure (world map + scatter + per-country time series), Network Structure (9 yearly structural indicators), Communities (Infomap community graphs at 3 nested levels).4 sub-pages: Dashboard, Fragility & Exposure (world map + scatter + per-country time series), Network Structure (9 yearly structural indicators), Communities (Infomap community graphs at 3 nested levels).
  • •Aggregated views are published; the raw 13M-row avalanche network is intentionally not redistributed per the dataset's authorization terms.Aggregated views are published; the raw 13M-row avalanche network is intentionally not redistributed per the dataset's authorization terms.
  • •Added Cobalt to the Home and Databases landing grids and cross-linked from every other dataset's 'Other databases' section.Added Cobalt to the Home and Databases landing grids and cross-linked from every other dataset's 'Other databases' section.

GDELT US-China Events database launchedGDELT US-China Events database launched

new dataset新数据集feature功能
  • •Added the GDELT US-China Bilateral Events database (1,772,126 events, 1979–2026-04) with 6 interactive sub-pages: Dashboard, Timeline, Event Types, Risk Analysis, Geography, Event Explorer.Added the GDELT US-China Bilateral Events database (1,772,126 events, 1979–2026-04) with 6 interactive sub-pages: Dashboard, Timeline, Event Types, Risk Analysis, Geography, Event Explorer.
  • •Added 20 curated historical turning-point markers (e.g., Trade War, Pelosi Taiwan visit, spy balloon) on the Timeline page's Goldstein chart.Added 20 curated historical turning-point markers (e.g., Trade War, Pelosi Taiwan visit, spy balloon) on the Timeline page's Goldstein chart.
  • •Added world map base layer to the Global Event Map using Natural Earth 110m country outlines.Added world map base layer to the Global Event Map using Natural Earth 110m country outlines.
  • •Added /changelog page documenting site updates.Added /changelog page documenting site updates.

OECD period labels refinedOECD period labels refined

data数据
  • •Replaced the oversized 'Pre-2000' bucket in the Trends page with 12 finer 5-year periods (Pre-1970 through 2020+) so the distribution is balanced.Replaced the oversized 'Pre-2000' bucket in the Trends page with 12 finer 5-year periods (Pre-1970 through 2020+) so the distribution is balanced.

OECD Ministerial Officials database launchedOECD Ministerial Officials database launched

new dataset新数据集feature功能
  • •Added the OECD Ministerial Officials database: 3,642 officials across 38 OECD member nations.Added the OECD Ministerial Officials database: 3,642 officials across 38 OECD member nations.
  • •6 sub-pages: Dashboard, Trends (gender/role/ideology), Education (levels/universities/careers), Geography (country distribution/migration), Dynasties (family networks), Member Search.6 sub-pages: Dashboard, Trends (gender/role/ideology), Education (levels/universities/careers), Geography (country distribution/migration), Dynasties (family networks), Member Search.
  • •Identified 28 political dynasties and 65 minister-to-minister family links.Identified 28 political dynasties and 65 minister-to-minister family links.

Site branding and People sectionSite branding and People section

ux体验content内容
  • •Renamed the site to RiskA·Lab Data Bank and rebranded cards around the PKU Analytics Lab for Global Risk Politics.Renamed the site to RiskA·Lab Data Bank and rebranded cards around the PKU Analytics Lab for Global Risk Politics.
  • •Added People page with profiles for Xun Pang (Lab Director) and Songpo Yang (Assistant Director).Added People page with profiles for Xun Pang (Lab Director) and Songpo Yang (Assistant Director).
  • •Added collaborators section to each database dashboard (Yifei Zhu, Jiangnan Zhu, Junyan Jiang).Added collaborators section to each database dashboard (Yifei Zhu, Jiangnan Zhu, Junyan Jiang).
  • •Cross-linked datasets via an 'Other databases' section on each dashboard.Cross-linked datasets via an 'Other databases' section on each dashboard.

US Congressional Legislators database launchedUS Congressional Legislators database launched

new dataset新数据集feature功能
  • •Launched the first dataset: US Congressional Legislators (8,841 members, 1757–2025).Launched the first dataset: US Congressional Legislators (8,841 members, 1757–2025).
  • •6 sub-pages: Dashboard, Trends (party/gender/decade), Education, Geography (states), Dynasties (560 family networks), Member Search.6 sub-pages: Dashboard, Trends (party/gender/decade), Education, Geography (states), Dynasties (560 family networks), Member Search.
Updates are logged in public/data/changelog.json and rendered on each deploy. Each entry lists the date, a short title, relevant tags, and a bullet list of the changes.
更新记录于 public/data/changelog.json ，并在每次部署时渲染。每条记录列出日期、简短标题、相关标签以及变更要点列表。