
In it he refers to London, Tokyo, Paris and New York , as opposed to the term “megacities”. The concept of “global city” was coined by the sociologist Saskia Sassen in her book The Global City (1991). In short, they are relevant cities for the world order , that is to say, model cities of contemporary global capitalism . These types of cities are contemporary equivalents to the city-states of antiquity . In fact, many of them have political and administrative autonomy, or even their own Constitution that determines their laws . Global cities are generally cities of international importance and renown . They occupy an extensive urban platform (and therefore with a huge population ) and play an active role in the economic, social and technological flow in their region, or even on the planet .
