Developing countries will overtake developed countries before 2020. China and six developing countries (Russia, India, Brazil, Mexico, Indonesia and Turkey) will overtake the developed economies (US, Japan, Germany, United Kingdom, France, Italy and Canada) before 2020, according to a study published by PricewaterhouseCoopers at the beginning of January. This study is backed up by statistics from the HSBC bank. The study measured wealth on a par with purchasing power or if monetary exchange...