The original US equity returns are corrected to S&P 500 plus 0.17% and Nasdaq plus 0.39%. A dated retrospective with source-linked closing observations and transparent calculations.
The original 4.76% KOSPI decline is corrected to a 0.62% gain. A dated retrospective with source-linked closing observations and transparent calculations.
Historical review through 2026-06-15: What Evidence Would Establish a European Energy Windfall? Source-linked daily data, a five-observation comparison and explicit corrections.