The 21st century has already welcomed back Karl Marx (1818-1883), rather on the assumption that he had faded away and has now returned to haunt us. After the financial crashes of 2008, his leonine face appeared on international news magazine covers, feature articles in quality broadsheets, TV documentaries and blogposts. The questions Why now? and Why Marx? are easily answered: capitalism suddenly appeared unstable, unmanageable, dangerously fragile and anxiously threatening.