Centrica and SSE shares drop after Miliband's pledge

Shares in power giants Centrica and Scottish and Southern Energy (SSE) fell shortly after markets opened today in the wake of Ed Miliband's pledge to freeze energy bills.

Labour leader Ed Miliband has pledged to freeze energy prices until 2017 if he becomes Prime Minister. Credit: Gareth Fuller/PA Archive

Centrica shares dropped 3.7% to £3.82, while Southern Electric and Swalec owner SSE fell 3.2% to £15.30 in a session where the FTSE 100 index opened down 0.2% at 6,561.