EnergiOpec is pushing oil uphillOpec and its allies’ attempts to raise the oil price over the past 10 months are well-documented, as is the cartel’s growing frustration that, well, it’s not really worked.The hope for Opec+ is that prices may still rise in the coming months, with forecasts suggesting the oil market will be in a steep deficit for most of the second half of this year.Foto: Eli Hartman/AP/NTBDavid Sheppard (FT)