Reaction to Covid-19 pandemic: an evaluation of pandemic management around the worldReaction to Covid-19 pandemic: an evaluation of pandemic management around the world Κεφάλαιο σε Βιβλίο Book Chapter 2024-11-142022enIn this work Total Deaths (/million) to Total Cases (% population) of Covid-19 data from https://ourworldindata.org/coronavirus website including 16 countries (Europe: 10, America: 3, Asia: 2, Oceania: 1) is presented and studied. The data period is from January 2020 to 23 September 2021. The Time Period is divided to 3 Parts based on chart data curve. Similarities but also differences are present leading to group countries accordingly.http://creativecommons.org/licenses/by/4.0/1The Springer Series on Demographic Methods and Population AnalysisQuantitative Methods in Demography: Methods and Related Applications in the Covid-19 Era Dimotikalis, Ioannis Skiadas Christos Σκιαδας Χρηστος Springer Covid-19 pandemic management