China's hot property market and its implications on the global economy has been on the minds of many investors, and for good reason. In January, Barclays published its latest Skyscraper Index report, which tracks links between the rise in construction of tall buildings and economic busts over the past 140 years. This could be purely coincidental, but the index suggests that the East Asian giant is the world's "biggest bubble builder," and is on its way to an economic bust. China already has half of the world's existing skyscrapers (or buildings higher than 240 meters). And it plans to add more over the next several ... (full story)