In my opinion, you can exploit people even if they willfully do something for you. For example, in some poor nations people do work that is very harmful, they d

In my opinion, you can exploit people even if they willfully do something for you. For example, in some poor nations people do work that is very harmful, they do it to survive. People put up with amazons policies because they need the job to survive. What if Amazon kills all the local business and becomes the only employer of people from few villages? They can exploit and use the same logic that you describe.