The "Skyscraper Index" correlates peak investment in construction projects with the threat of imminent economic recession. As an example of peak investment, Miami is going forward with its ultra-mega-super-dee-duper mall.
http://www.miamiherald.com/news/local/community/miami-dade/article211306649.html
It will never finish being built. Its corpse will be a Fallout-esque testament to parasitic, short-sighted consumerism.