Saskia Sassen begins by highlighting the ‘global' definition of a global city in a contemporary period. Her key concept of the global city places an emphasis on the system of information and capital. Cities are major parts of a bigger picture which is the systems of information and money. Financial institutions, consulting firms, accounting firms, law firms, and media organizations are all specialized economic businesses that rely on the flow of information and wealth throughout a city. Sassen points out that this flow is not restricted to boundaries or regulation; emphasizing the difference from the way great cities were structured centuries ago. She makes several hypothesis throughout her study. First she speaks on how the geographic dispersal
