The Westphalian model of international relations has given us a zero-sum game of winners and losers that has proven to be ineffective in addressing the pressing issues of our times. Philosopher Zhao Tingyang has argued that by conceptualizing international relations from the planetary perspective of tianxia, we can develop a sense of “worldness” that at once acknowledges the plurality of moral ideals defining of the world’s cultures and seeks practical ways to formulate a shared m...

This book is a political ethnography of norm diffusion and storytelling through international institutions in China. It is driven by intellectual puzzles and realpolitik questions: are we converging or diverging on values? Do emerging powers reinforce or reshape the existing international order? Are international institutions socialising emerging powers or being used to promote alternative norms? This book addresses these questions through fieldwork research over three years at the United ...

This book provides a brief, self-contained introduction to Carleman estimates for three typical second order partial differential equations, namely elliptic, parabolic, and hyperbolic equations, and their typical applications in control, unique continuation, and inverse problems. There are three particularly important and novel features of the book. First, only some basic calculus is needed in order to obtain the main results presented, though some elementary knowledge of functional analys...