Number of billionaires: 74, the most in the world.
Average wage: $915 a month.
Typical rent in downtown Western-style shopping mall: $400 a square meter (or about $37 a square foot) a year for supermarkets to $10,000 a square meter ($929 a square foot) annually for small stores.
Average cost of luxury two-bedroom apartment: $4,000 a year, or about $333 a month.
Average cost of 1 kilogram (2.2 pounds) of black sturgeon caviar: $863
Average cost of 1 kilogram (2.2 pounds) of red caviar: $43
Number of tourists (2007): 4.1 million
Number of riders in the Metro (2007): 2.5 billion
Government: Moscow is governed by a mayor elected for a four-year term and a 35-member Duma, or city legislature. It comprises 10 administrative regions divided into 128 districts. The prime minister's offices occupy the House of Government of the Russian Federation, known as the White House.
Trade shows: 100 international exhibitions and fairs are held in Moscow every year.
- Moscow was named the most expensive city in the world in a 2007 study by Mercer Human Resources Consulting. London placed second.
- Red Square was created when Ivan III cleared market stalls by the Kremlin walls, and originally was called Trinity Square. The Russian word for red, krasnaya, used to mean beautiful, and a more correct translation of the space's name is "Beautiful Square."Sources: Rosstat, Forbes, Magazin Magazinov, Swiss Realty Group, Symbol-Marketing, Moscow Tourism Committee, Moscow Metro, Mercer, Moscow-Hotels.com