If you could live anywhere in the world, where would you choose? Somewhere with a good quality of life would be a good place to start. Mercer, a human resources consulting firm, ranks cities around the world with a quality of living report to help companies determine compensation for employees sent to work abroad. The cities are rated based on 39 factors, grouped into the following 10 categories: Social environment including politics and crime Economic environment Limitations on personal freedoms Medical and health considerations Schools and education Public services and transportation Recreation and entertainment Consumer goods Housing Natural environment and climate Did your city make the cut? Let's take a closer look.