1-High rates of growth in product and of population in recently developed countries.
2-The rate of rise in productivity.
3-The rate of structural transformation of the economy is high.
4-Extremely important structures of society and its ideology have changed rapidly and drastithe economically.
5-The most economically developed countries, by means of the increased power of technology, particularly in transport and communication have the ability to reach out to the rest of the world.
6-The spread of modern economic growth.
