法国和其他国家担心这一背离可能让英国为了赢得竞争优势而放松伦敦的金融监管，尽管最新证据表明，目前伦敦对银行资本要求和其他控制银行活动的要求实际上要比欧洲其他地方更加严格。
The French and others fear that this derogation could permit the UK, in search of competitive advantage, to loosen financial regulation in London, even though recent evidence suggests that bank capital requirements, and other controls on banks’ activities, are in fact now tighter in London than elsewhere in Europe.