David Sobel & Peter Vallentyne 
Oxford Studies in Political Philosophy Volume 5 [PDF ebook] 

This is the fifth volume of Oxford Studies in Political Philosophy. Since its revival in the 1970s political philosophy has been a vibrant field in philosophy, one that intersects with jurisprudence, normative economics, political theory in political science departments, and just war theory. OSPP aims to publish some of the best contemporary work in political philosophy and these closely related subfields. This volume features seven papers that address arange of central topics and represent cutting edge work in the field. They are divided into two parts that explore issues relating to power and legitimacy, and to political, legal, and moral relations.