Built it and they didn't come.
That could be the motto for China's infamous "ghost cities" — vast housing complexes that were frantically erected over the past decade but remain largely uninhabited.
For years, the real estate market in China has been booming. Chinese laws allow city governments to cheaply grab nearby rural areas for development, and that's fueled the frenzy to build, build, build. Over the past 20 years, the country's urban areas have quintupled.