Wage Labour and Capital is an essay on economics by Karl Marx, written in 1847 and first published in articles in the Neue Rheinische Zeitung in April 1849. This book has been widely acclaimed as the precursor to Marx’s important treatise Das Kapital. The ideas that are expressed in the book have a very thorough economic contemplation about them as he put aside some of his materialist conceptions of history for the time being. This book did, however, start to show an increased scientific rationale on his ideas of "alienated labor," which in Marx’s perspective would eventually lead to the proletarian revolutioу