Source: Bloom, Nick
Source: Ahir, Hites
Source: Furceri, Davide
Release: World Uncertainty Index
The World Uncertainty Index determines uncertainty using the frequency of the selfsame word in the quarterly Economist Intelligence Unit country reports.
Please see Hites Ahir, Nicholas Bloom and Davide Furceri (2018), 'The World Uncertainty Index' for additional explanation.
Bloom, Nick, Ahir, Hites and Furceri, Davide, World Uncertainty Index for United States [WUIUSA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WUIUSA, June 2, 2020.