The Observer view on the big six and energy costs | Observer editorial

For too long they have got away with fleecing their customers – now the government must actThe most important sign of a broken market is one in which, when the cost of supplying consumers falls, big corporates simply pocket the difference rather than passing on the savings to their customers. This is exactly what has been happening in our energy market. Wholesale energy costs fell by around 30% between 2013 and 2016. Yet consumers on the big six energy companies’ default tariffs did