May's energy price cap is messy – heaven help the regulator | Nils Pratley

Ofgem chief has unenviable task of preserving competition while abolishing ‘rip-off’ tariffsThe big six energy suppliers would be wise to heed the advice of business secretary Greg Clark on Monday: accept that a price cap has support in parliament, so don’t do anything silly like launch a judicial review. Better to implement the cap in time for next winter without further complaint.Yet, if Clark is dishing out advice, the person who could use some guidance is Dermot Nolan, chie