Oil supermajor Shell is considering a joint bid with Dutch pension fund manager PGGM to buy green-minded Dutch utility Eneco, which is thought to be valued at around €3bn ($3.4bn)

The Anglo-Dutch corporation has made a string of investments in the electricity sector in recent years, having vowed to invest $1bn-2bn a year until 2020 in what it terms “new energies” — but this would be its biggest play by far.