"there are also deep philosophical and political differences as to what the government should do to prevent future crises."
The people who are making the decisions about regulating the financial sector are politicians. They get and keep their jobs by appealing to powerful interest groups who can finance election campaigns. Few, if any, of these people are known for their contributions to political philosophy. There is no obvious reason to believe that philosophy is a major factor in determining their approach to this issue and the Post certainly does not give us one.