VIX
An index, worked out from option prices, of how much the US stock market is expected to swing over the coming month. It is widely used as a gauge of investors' fear.
In these articles
- France's borrowing premium over Germany is its widest since 2012, but this is not 2011
- Korea's 2026 stock plunge came after its biggest boom in decades, not a global panic
Here: its highest daily close during each Korean stock fall, as a sign of whether fear came from abroad.
- Korea's stock swings start with two chipmakers and grow with leveraged bets on them
Here: a test of whether Korea's 2026 swings were imported from a frightened world market.