Özet:

When the dimensions of underground economy are taken into attention, it is observed that that problem has been reached to dimensions that threaten all countries in the World. However, related with the dimensions of this problem, in developed countries, in transition countries and in less developed countries, many different studies have been made by different researchers and different methodologies. This study’s aim is to evaluate these different methodologies together and tried to find some general conclusions. Because of this reason, dimensions of underground economy were analyzed based especially on developed countries, transition countries finally in developing countries criteria

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