Larry Page using Android software and, by 2010, 17.2% of the handset market consisted of Android sales, overtaking Apple for the first time. Android became the world's most popular mobile operating system shortly afterward. Following a January 2011 announcement, Page officially became the chief executive of Google on April 4, 2011, while Schmidt stepped down to become executive chairman. By this time, Google had over $180 billion market capitalization and more than 24,000 employees. After Schmidt announced the end of his tenure as CEO on January 20, 2011, he jokingly tweeted on Twitter: "Adult-supervision no longer needed." Quartz organizational management reporter, Max
Executive compensation in the United States Dennis Graham) found "an extremely high correlation" between CEO pay and stock market prices between 1973 and 2003, while a more recent study by the liberal Economic Policy Institute found nominal CEO compensation growth (725 percent) "substantially greater than stock market growth" from 1978 to 2011. According to Fortune magazine, the unleashing of pay for professional athletes with free agency in the late 1970s ignited the jealousy of CEOs. As business "became glamorized in the 1980s, CEOs realized that being famous was more fun than being invisible". Appearing "near the top of published CEO pay rankings" became a "badge of