The purpose of this study is to estimate the COVID-19 reproduction rate, vaccination coverage and forecast the next 20 days, which is useful as an anticipatory step for the COVID-19 pandemic. The benefits of research as a consideration in efforts to stop the spread of COVID-19. The method used...

The paper discusses the utilization of social complexity studies to enhance our understanding on many social phenomena. The discussions brings the concept of uncertainty in almost everything of social realms and makes some points related to the empirical findings of the power-law distributions...