Sars Cov 2 : Our Knowledge Publishing : 9786203596502 : 6203596507 : 05 Apr 2021 : This book analyzes the speed of growth of the SARS-COV-2 pandemic curve for South American countries, comparing this growth with countries in other regions. The objective is to determine the impact of factors related to income, information and socio-cultural characteristics related to mobility and social distancing, as determinants of the growth rate of the curve. For the development of the study, a regression model by ordinary least squares was proposed that took as a dependent variable the growth factor of the pandemic curve for each country and related it to the independent variables that correspond to the aforementioned factors. As a result of the study, a positive and significant relationship was obtained between the income variable and the dummy used to model the socio-cultural aspects not explained by the other variables. The study concludes that South American countries have a faster growth facto