On Friday, against global trends, the Brazilian Stock Index (Ibovespa) climbed, buoyed by a profitable day for commodities like oil. As a result, Ibovespa reversed earlier losses and started to gain. By 11 a.m. in Brasília, the index had risen by 0.25% to 131,547 points. Petrobras shares, specifically PETR3 and PETR4, gained 1.32% and 0.96%. […]