Congress is weak because its members want it to be weak
A transformation of oversight is also plainly in order. It is particularly important now to give Congress more of a role in federal regulation, maybe requiring its assent for major rules (as the so-called REINS Act would do), requiring it to legislate a formal regulatory budget for the executive branch just as it now imposes a budget on spending, and (as Kevin Kosar and Philip Wallach have proposed) providing it with a specialized agency to oversee regulation on the model of the Congressional Budget Office.
