Definition de cbd en geographie
Geographically, it often coincides with the "city centre" or "downtown", but the two concepts are separate: many cities have a central business district located away from its commercial or cultural city centre or downtown, or even several Basics of the Central Business District Over time, the CBD developed into a center of finance and control for government as well as for office space. In the early 1900s, European and American cities had CBDs that featured primarily retail and commercial cores.