More companies are shifting from command-and-control hierarchies to flat management structures. To get work done through others under these conditions (your central job as a manager), you need to excel at persuading others -- including those over whom you have no formal authority.

 日语
 韩语
 法语
 德语
 西班牙语
 意大利语
 阿拉伯语
 葡萄牙语
 越南语
 俄语
 芬兰语
 泰语


