23 years after his Oscar-winning film Wall Street inspired a generation of high-rollers and corporate raiders, Oliver Stone has reunited with Michael Douglas to bring us the next chapter in the life of legendary greenmailer Gordon Gekko – this time crossing swords with Shia LaBeouf and Carey Mulligan. It’s perfectly adequate when judged on its own merits, but as a follow-up to its extraordinary predecessor it leaves much to be desired.