3. The women in tech: Tech takes a second turn as a category on the Power Women list. Five tech women made the top 25 this year, including Facebook’s Sheryl Sandberg (No. 6), Rometty (No. 12) and HP’s Meg Whitman (No. 15). There are 16 tech women in total, including also Susan Wojcicki, SVP of ads at Google (No. 30) and Sun Yafang, chair of Huawei Technologies (No. 77).
6. More than 100 countries are ranked according to 82 indicators of innovation, which is critical to driving growth in a competitive globalised world, said "The Global Innovation Index 2016". China's move up from 29th last year marks the first time a middle-income country has joined the top 25.