Capital as a Social Kind provides an introduction to social kinds in social theory. Thinking about kinds, the way we sort the things of the world into categories -- water, for example, is a natural kind - has made an important contribution to our understanding of science in the last half century, but these advances have been largely applicable to the natural, rather than the social sciences. Drawing on the rich examples offered by Marx's analysis of capital and exploring a methodology that will be of interest to both Marxist and non-Marxist social theorists alike, Capital as a Social Kind...