International Science and Technology Journal

Indices numbers are considered one of the most important economic indicators in all countries, regardless of their economic and social systems. They are used in a wide variety of fields in the national economy, such as internal and external trade transactions, in the distribution of economic resources between different sectors, in setting long-term economic policies, in addition to analyzing the current economic situation. Between the simplicity of definition and the complexity of the structure, due to the large number of variables to be taken into account, index numbers play a key role in the pattern and trends of international trade to compare economic phenomena in different regions and times. The interest of the United Nations Department of Economic and Social Affairs in collecting, generating and analyzing economic and social data to address existing or emerging global challenges gives importance to such a study to shed light on indices and their applications, especially in developing countries whose markets notice the emergence and disappearance of produced goods. In this research, attention was paid to the industrial production index for its importance, and it was clarified how to calculate this number of real data obtained from General Company for Mills and Feeds Contributing. The index of industrial production, using the Laspers formula with a weighted moving basis, which is reflected in the accuracy of the prediction of the index of production quantities for future years. Keywords: Index numbers, Laspers number, Bash number, Fisher number, growth rate.