Given the repeated failures and frustrations of workers' revolutions and movements, Marx also sought to understand capitalism and spent a great deal of time in the reading room of the British Museum studying and reflecting on the works of political economists and on economic data.
Memberikan kegagalan dan tekanan berulang gerakan-gerakan dan revolusi-revolusi tenaga kerja, Marx juga mendorong pemahaman kapitalisme dan menjalani banyak waktu di ruang baca British Museum untuk mempelajari dan menghayati karya-karya para ekonom politik dan data ekonomi.