Zacks Rank #3 EWZS has a positive weighed alpha of 73.50 and VanEck Vectors Brazil Small-Cap ETFBRF has a positive weighed alpha of 63.40 . Click to get this free report ISHARS-BRAZIL (EWZ): ETF Research Reports ISHARS-MS BR SC (EWZS): ETF Research Reports VANECK-BRZL SC (BRF): ETF Research Reports To read this article on Zacks.com click here. In view of cooling inflation (which was once sky-high) and soft economic growth, Brazil embarked on an aggressive policy easing cycle.