This is a market on a year-to-year inflation, as measured by the Eurostat (HICP), from December 2020 to December 2021. This market will resolve to “Yes” if the European Union annual inflation in December 2021 is 5.4 percent or more and "No" otherwise. The resolution source for this market will be the Eurostat, the statistical office of the European Union: https://ec.europa.eu/eurostat/web/products-euro-indicators. The next release of HICP inflation rate with full data for December 2021 is scheduled for January 7 2022. ----------------------------------- Note, that this market is about the inflation for all European Union Member States, not only the Euro zone (states using €). Inflation dashboard for the Euro zone can be viewed here: https://www.ecb.europa.eu/stats/macroeconomic_and_sectoral/hicp/html/index.en.html