亚投行让中国的发展援助比重正式化，并且让其接受该银行发达国家成员国的监督，因此，亚投行的存在是一件好事。
To the extent that the AIIB normalizes a portion of Chinese development assistance, and subjects it to scrutiny from the new bank’s advanced-country members, the new bank’s existence should be all for the better.