This book introduces readers to the concepts of political philosophy It starts by explaining why the subject is important & how it tackles basic ethical questions such as 'how should we live together in society?' It looks at political authority the reasons why we need politics at all the limitations of politics & whether there are areas of life that shouldn't be governed by politics It explores the connections between political authority & justice a constant theme in political philosophy & the ways in which social justice can be used to regulate rather than destroy a market economy David Miller discusses why nations are the natural units of government & whether the rise of multiculturalism & transnational co-operation will change this will we ever see the formation of a world government? ABOUT THE SERIES The Very Short Introductions series from Oxford University Press contains hundreds of titles in almost every subject area These pocket-sized books are the perfect way to get ahead in a new subject quickly Our expert authors combine facts analysis perspective new ideas & enthusiasm to make interesting & challenging topics highly readable