Friedman S Core Periphery Model. It contains the largest rainforest in the world. Friedman 1966 with whom the core periphery model is most closely associated outlined the following four stages of the development.
This dependence is structured through the rela tions of exchange between core and periphery. C dispersion of economic activity and to a lesser extent control into certain parts of the periphery. As per friedman some region developed rapidly because of some favorable reasons and became the core of development periphery of these core are the area of the undeveloped region.
A pre industrial society with localized economics.
It contains the second longest river in the world. C dispersion of economic activity and to a lesser extent control into certain parts of the periphery. And d the emergence of spatial integration in which the various parts of the economy relate in a more truly interdependent manner. It contains the largest rainforest in the world.