Core (Haves): Industries, governments, social elites, financial power, education system
Periphery (Have-Nots): Mining, forestry, agriculture, Brain drain, low wages
People usually move from periphery to core. More money moves into the core than periphery
Characteristics of core: close to the coast, flat land, lots of natural resources, good transport links, stable governance, good medical care
Characteristics of periphery: Mountainous, very cold, corrupt government, high rate of disease, poor education