作为 consulting firm里面的佼佼者，麦肯锡公司的影响力巨大，这本书亦是。格式是pdf，不是翻印，页面设计非常人性化！

附上书中一段介绍：To provide some background for those of you unfamiliar with McKinsey & Company, I offer a few words about the organization that its members past and present refer to as “the Firm.” Since its founding in 1923, McKinsey & Co. has become the world’s most successful strategic consulting firm. It currently has 75 offices (and counting) around the world and employs some 4500 professionals. It may not be the largest strategy firm in the world—some of the big accounting firms have larger practices—but it is certainly the most prestigious.