Singapore is a world leader in several economic areas: The country is the world's fourth leading financial centre,[113] the world's second largest casino gambling market,[114] one of the world's top three oil-refining centres, the world's largest oil-rig producer, and a major hub for ship repair services.[115][116][117] The World Bank has named Singapore as the easiest place in the world to do business,[114] and ranks Singapore the world's top logistics hub.[118]
In April 2013, for the first time, Singapore surpassed Japan in average daily foreign-exchange trading volume with $383 billion per day. So the rank became: the United Kingdom (41%), the United States (19%), Singapore (5.7)%, Japan (5.6%) and Hong Kong (4.1%).[119]