Evidence-based investment consists in a series of rules that rank countries according their likelihood of being "good" investment options in any given quarter. The total return over the period 2015Q4 to 2020Q4 of countries ranked first is 330%.
At the begining of every quarter, the best two countries or regions to invest according to EBI (out of 41 Morningstar categories) and those ranked last are presented in the table below. You can see here the top countries and their results since 2015 Q4 .
Best and worst investment options according to EBI (actual ranking among 41 country/regions in parenthesis)