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With the end of second world war and change in traditional politics of
United States and it's involvement into international politics and it's closely cooperation with the other countries, the United States government decided to despatch their experts to undevelopment countries for economic aid. all of the experts conclude that these countries lack the efficient administration.
The university professors of United States in the last fifty years studied the comparative administration systems and proffered various
models in order to modify the administration systems of undevelopment countries. In this period, the movement of comparative administration is formally beginning. .
In this article, I review the different dimensions of this movement.