> What makes houses in developed countries so expensive? Demand and lack of (enough) supply. Buying a piece of land that you can build on in a city like SF cos

> What makes houses in developed countries so expensive? Demand and lack of (enough) supply. Buying a piece of land that you can build on in a city like SF costs a lot more than $5-10k for 100 m^2. According to http://www.trulia.com/real_estate/San_Francisco-California/market-trends/ http://www.trulia.com/real_estate/San_Francisco-California/m... Average price per square _foot_ for San Francisco CA was $962