伴随经济金融发展,金融危机的诱因和表现形式日趋复杂、传染性和破坏力越来越强,金融危机救助的主体、客体、政策工具也不断发展。由于金融危机救助行为属于公共产品供给范畴,理应由担负促进社会福利最大化职能的政府部门实施。同时,实施金融危机救助的部门必须具备两个条件:一是几乎能无成本地、源源不断地创造或获取流动性;二是能与金融监管部门实 With the development of economy and finance, the inducement and manifestation of the financial crisis have become more and more complicated, infectious and devastating are getting stronger and stronger, and the subject, object and policy tools of the financial crisis relief are constantly developing. Since the financial crisis rescue activities belong to the category of public goods supply, they should be implemented by the government departments that are responsible for maximizing social welfare. At the same time, the departments that implement the financial crisis rescue must meet two conditions: First, they can create or acquire liquidity without any cost, and second, they can work with the financial regulatory authorities