Kant’s ethics of autonomous obedience

I find it puzzling that, while there is a huge bibliography on Kant’s notion of freedom/autonomy, there is next to nothing on his notion of obedience/subordination even though the two notions are inextricably connected in both his ethics and his politics in a “profound paradox” (Paul Guyer: Kant on Freedom, Law, and Happiness, 2000, p.…