Now at 115,000 members and in some polls level with Labour in terms of public support, CHRIS JARVIS looks at the factors behind the rapid rise of the Greens, internal and external
What’s the difference between ‘absolute’ and ‘relative’ surplus value?
The MARX MEMORIAL LIBRARY unpicks the two principal ways in which capitalists maximise the difference between what they put into the workplace and workforce – and the much greater profits they get out

LET’S start with a recap on “surplus value.” Before Marx, economists recognised the key importance of work — a distinctive feature of our species — to the creation of everything that humans need to survive.
What Marx added is the recognition that under capitalism, in “selling” labour power (their capacity to work) to any employer, workers receive less than the value they produce.
The difference — “surplus value” — is taken by the owners of capital, some of which is invested in more capital (“capital accumulation”) enabling them to extract more surplus value; for the capitalist, this is a virtuous cycle, underlying the extraordinary dynamism of capitalism.
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