世界中心城市房地产价格趋势

 If we look at the trends of metropolitan cities around the world, their property prices will always go in one direction for many years.

http://www.alsosprachanalyst.com/real-estate/real-estate-30-year-history-of-hong-kong-property-market-in-one-chart.html
Hong Kong, an amazing 30-year growth story with some ups and downs.

http://www.singaporepropertycycle.com.sg/market-trends/
Singapore, the same spectacular story.

http://www.jparsons.net/housingbubble/new_york.html
New york, going up from 1991 to 2007, suffer a crash in 2008 but the price is still higher than in 2003.

http://www.247bull.com/wp-content/upload...e-2013.jpg
London, same. except that the price has again reached the peak of 2007.

http://www.realestate.co.jp/insider-guid...ces-chart/ 
Tokyo. We all know the Japan bubble in the 90s. But even then, the current price is still around the price at 2003.

http://apm.com.au/
Sydney. never even drop below 2002.

Lastly, an interesting interactive chart from economists
http://www.economist.com/blogs/dailychar...use-prices