In one of the video resources, the narrators says, "[Free trade] sometimes comes with other costs, especially for the people who are
producing these goods overseas."
What is one such cost of free trade?

Because they are harming humans

Water(like when there is a hurricane)some foods(not enough for everyone)

An informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.