US Climate and Environmental Policy Uncertainty Index
收藏NIAID Data Ecosystem2026-05-02 收录
下载链接：
https://doi.org/10.7910/DVN/QFQGS6
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资源简介：
We use machine learning algorithms to construct a novel news-based index of US environmental and climate policy uncertainty (EnvPU) available on a monthly basis over the 1990-2019 period.
创建时间：
2025-05-26
