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Energy customers miss big savings, says CMA inquiry

Dual-fuel customers of the big energy firms have missed big savings by not switching suppliers, early evidence from a competition inquiry suggests.

The Competition and Markets Authority (CMA) has been investigating the energy market since last summer.

It says that from 2012 to 2014, more than 95% of dual-fuel customers of the big firms would have have saved money by switching tariffs or suppliers.

Rory Cellan-Jones reports.

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