Kingston plays a central role in Jamaica's economy. The vast majority of economic activity takes place within Kingston, and as most government ministries are located in the city, it is a key force in legislation in regards to Jamaica's finances. The high population density of the capital city means that the majority of monetary transactions occur in Kingston – stimulating much of Jamaica's local economy. The city is also home to the highest number of schools, hospitals and universities anywhere in Jamaica. Kingston is also the island's main transportation hub and its largest seaport.