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...

We dissect the impact of a large and sudden exchange rate appreciation on Swiss border import prices, retail prices, and consumer expenditures on domestic and imported non-durable goods, following the removal of the EUR/CHF floor in January 2015. Cross-sectional variation in border price changes...

What are the unequal effects of changes in consumer prices on the cost of living? In the context of changes in import prices, most analyses focus on variation across households in initial expenditure shares on imported goods. However, the unequal welfare effects of non-marginal foreign price...

Consumers access foreign goods by purchasing them domestically or shopping abroad. We present new facts on cross-border shopping by Swiss households showing, for example, that prices of identical products are lower in neighboring countries, cross-border shopping shares fall with distance to the...