ASX 200 energy shares plunge on shock OPEC move

S&P/ASX 200 Index (ASX: XJO) energy shares are having a day to forget.

During the Monday lunch hour, the ASX 200 is down 0.8%. But Australia’s oil and gas companies are under heavier selling pressure, with the S&P/ASX 200 Energy Index (ASX: XEJ) down a far steeper…