LONDON (Reuters) - The European Union's 750 billion euro recovery fund plan is not a game changer as the level of debt alleviation for the likes of Italy are likely to be marginal, PIMCO's lead sovereign credit research analyst in Europe said on Thursday. "It was a step in the right direction, which could allow peripherals to inject more stimulus into their economies from 2021," Nicola Mai told the Reuters Global Markets Forum, referring to the EU plan released on Wednesday. "Not a game changer..