M&A WATCH- CBE greenlights Bank Audi due diligence on NBG: The central bank given Bank Audi the go-ahead to do due diligence on the potential acquisition of the National Bank of Greece’s (NBG) assets in Egypt, CBE Deputy Governor Gamal Negm told Masrawy. A source from Bank Audi said to other lenders are kicking NBG’s tires, but did not name the competitors. NBG, which has 17 branches in Egypt, was given the greenlight last summer to shop its subsidiary here and exit the Egyptian market.