Bestselling author Richard Koch shows managers how to apply the 80/20 Principle to achieve exceptional results at work -- without stress or long hours. In his bestselling book The 80/20 Principle, Richard Koch showed readers how to put the 80/20 Principle -- the idea that 80 percent of results come from just 20 percent of effort -- into practice in their personal lives. Now in The 80/20 Manager, he demonstrates how to...