FOllow the link for details. Who knew?
http://finance.yahoo.com/news/the-world-s-most-expensive-places-to-live-2012.html

The most costly expense in Luanda is renting property, similar to number 8th ranked N’Djamena. Despite the average monthly cost of renting a luxury two-bedroom apartment falling $500 compared to last year, it still remains high at $6,500. Consumer inflation in Angola was more than 11 percent year-on-year in March.

[Related: 10 cities with amazing deals for renters]

The country is the largest recipient of foreign direct investment in sub-Saharan Africa with inflows of nearly $10 billion in 2010, according to the United Nations Conference on Trade and Development (UNCTAD). Its main overseas investors include China, Portugal, Brazil and the U.S. and expatriates from these countries are sent to oversee local operations in Luanda.

Monthly Rent, Luxury 2 Bedroom: $6,500
Cup of Coffee: $3.90
One Gallon of Gasoline: $2.38
Daily International Newspaper: $5.46
Fast-Food Meal: $19.94*

*Replaced by club sandwich and soda in absence of any comparable fast food outlets.

The price of gas is super cheap. Its 3.30 where I live.