LONDON (Reuters) - The European Central Bank meets on Thursday with investors hoping that policymakers will deliver yet more stimulus for an economy ravaged by the coronavirus pandemic.A 1.85 trillion euro (1.66 trillion pounds) fiscal package proposed by the European Commission to lift the region's economy eases the pressure to act speedily.But for many economists the case for more immediate ECB stimulus is compelling -- the euro zone economy contracted at a record rate in the first quarter..