{"product_id":"2940016443782","title":"Theories of Surplus Value","description":"Theories of Surplus Value is Karl Marx's critique and comparison of the ideas and writings of Classical and Pre-Classical economists. It was compiled by his student Karl Kautsky shortly after his death. This is a must read for anyone interested in understanding the Marxian economics. This edition is an electronic version of the edition published by Progress Publishers in the 1970's.","brand":"Pine Flag Books","offers":[{"title":"Default Title","offer_id":47146678550768,"sku":"2940016443782","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940016443782_p0.jpg?v=1763635840","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940016443782","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}