Abstract
The research aims to study and evaluation the development performance in the Turkish economy during the period from 1960-2012, based on the methodology of structural transformation which is to be considered as one of the most certified methods to evaluate the developmental performance for the developing countries in the long term. It is hypothesized that the Turkish economy has achieved the structural transformation and passed a very important stage of development, in addition to have the required potential to attain the developed countries. The research has two important parts, the first shows the involved theoretical part from works of the structural transformation and its methodology as it is mentioned in the literature of economy. Also, this part of the research has quickly shown the most important trends in Turkish economy. The second part has focused on showing the standard model used in the research, results, discussion and analysis. Accordingly, the research concluded into group of results; the Turkish economy has achieved structural transformation at the end of 20th century. Thus, it sought forwardly to realize high ranks among the progressed countries, so it has exceeded other required developments quickly.