For a book on performance appraisals, it contained some surprising language – especially given its author, President Xi Jinping. The volume, published by the Central Party Literature Press, coincided with the launch of an overhaul of the Communist Party’s promotion system that will continue in the run-up to next year’s leadership transition. Among the raft of speeches and instructions from Xi since November 2012 is a blunt warning to cadres about pursuing debt-laden white elephant...