FEDS Paper: A New Reason to Hate Grocery Inflation: Measuring and Interpreting Inflation Heterogeneity

Kelsey O'FlahertyThe 2021-2022 inflation episode presented the first opportunity to examine inflation and price dispersion using U.S. scanner data in a high-inflation environment. Data from 50,000 outlets reveals that price changes across similar goods grew more dispersed in 2022 before falling again in 2023. This paper documents how price change dispersion interacts with households' product choices to generate substantial inflation heterogeneity.

A sign of Europe’s troubled times? Lithuania brings in tax reforms to boost defence spending

proslgn/ShutterstockLithuania is entering 2026 with a tax shift that brings its system closer to countries like Ireland and the UK. From January 1, the long-standing flat 15% personal income-tax rate for self-employed people is being abolished for higher earners. These workers will now be integrated into the same new progressive bands that apply to employment income.

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