In the absence of federal labor laws, what would the scope and nature of labor relations be in the United States?

Are current laws strong enough to preserve individual rights in collective bargaining?

To what extent should the federal government have the power to intervene in collective bargaining activities?

Should such administrative agencies as the NLRB be allowed to render administrative law decisions that can be enforced by the courts, or should an agency be required to go directly to court?

Are current labor laws capable of dealing with labor-management problems, or should they be abolished? If abolished, what should their replacements (if any) address?