Examine the role of world cities and the operation of these cities within the global networks.

World Cities are cities that act as control or command centres, transport and communication hubs, and often the headquarters of trans-national companies. (senior geography 2). They can also be defined as a very large city that has outstripped its national urban network and become part of an international global system. The three dominant world cities are New York (United States), London (England), and Tokyo (Japan). Other categories of world cities include major and secondary. But they …

…improved and cheaper production of materials and faster and cheaper transport of resources between countries have greatly lowered prices of production and transport, making goods that were once uneconomic to send to other countries much cheaper. This has lead to an increased proportion of information, people and goods moving within and between companies. World cities facilitate these international transactions and have a very large dominance in their region of the world making them extremely important.