Cities across the world are facing a double-barreled existential problem: how to adapt to climate change and how to pay for it.

Mainstream economists refer to it as price theory, everyone else value theory. But whatever it’s called, it’s at the center of economists’ differing explanations of what happens in (and alongside) markets.

Uruguyan novelist and historian Eduardo Galeano (1940–2015) wrote more than 40 books. Monthly Review lauded his creative non-fiction Open Veins of Latin America: Five Centuries of the Pillage of a Continent (1973[1971]) as ‘outstanding political economy … and perhaps the finest description of primitive capital accumulation since Marx’.

Caliban and the Witch is a reminder that it is the task of feminists and Marxists alike to demand that the sphere of reproduction and continuing forms of colonialism be seen as key sources of value for capitalism and therefore as key sites of struggle against it.