Alvarez-Blaser, Santiago; Auer, Raphael A.; Lein, Sarah; … - National Bureau of Economic Research - 2025
This paper uses barcode-level price data for 16 advanced and emerging market countries over the period 2005-2022 to investigate the role of individual firms and product categories in aggregate inflation. We decompose inflation into the component due to macroeconomic shocks and the granular...