事实上，新兴经济体所面临的一个 关键性基础设施投资融资挑战是许多以往在这方面扮演重要角色的商业银行（主要是欧洲银行）开始撤退 — — 并且在其受损于危机的资产负债表得到修复、筹集到符合提高了的监管标准的资本之前不会回到这一领域中。
Indeed, a key challenge in financing infrastructure investment in emerging economies is that many of the commercial banks (mainly European) that had a significant presence in the past have withdrawn – and are unlikely to return until they repair their crisis-hit balance sheets and build capital to meet strengthened regulatory standards.