European shares inch lower as Shell drags; ECB awaited

(Reuters) - European shares edged lower on Thursday as a slump in Royal Dutch Shell and another batch of mixed earnings reports weighed on the mood ahead of the conclusion of a European Central Bank meeting.The STOXX 600 fell 0.2%, as Shell dropped 7% after cutting its dividend for the first time in 80 years and suspending the next tranche of its share buyback programme amid a collapse in global oil demand.While Euro zone GDP numbers are due at 10:00 am GMT, data from France showed the country..