This, in turn, has a detrimental impact on the fortunes of government owned Petroleo Brasileiro S.A ( PBR ). CPFL ENERGI-ADR (CPL): Free Stock Analysis Report EMBRAER AIR-ADR (ERJ): Free Stock Analysis Report PETROBRAS-ADR C (PBR): Free Stock Analysis Report SABESP -ADR (SBS): Free Stock Analysis Report To read this article on Zacks.com click here. The Official Response Last week, the country's central bank's governor Alexandre Tombini said steps to curb inflation were proving to be effective.