The limits of markets also help explain why we expect workers who provide care services. This expectation, generally though not always fulfilled, makes it difficult for care workers to threaten to withdraw their services; it lowers their bargaining power.
Greta Thunberg is highlighting a point that most economists have missed: climate change is happening so rapidly that it is threatening the economic prospects of children already born, children who lack the political or economic power to fully represent their own interests, but are fully capable of anger, outrage, and protest at the complacency of the older generation.
Whatever you think about Andy Yang, you gotta love his slogan: Make America Think Again, acronymized as MATH. Yang has helped publicize the concept of a universal basic income, or UBI, and that concept itself is encouraging America to think harder about social policy.