Measuring the Comparative Advantage of Economic Activities in Guilān Province: The Approach of the Basic Economy Model and the Shift Share Model

Considering the limited available resources, in the field of regional economy, knowing the characteristics and economic advantages of each region provides the possibility of better planning in order to achieve development goals. Therefore, this study aimed to analyze the comparative advantage of different economic sectors in Guilān province in 2014, 2016 and 2018, analyze the competitive advantage of sectors and determine the value added of sectors in Guilān province compared to the country during 2014-2016. For this purpose, the basic economy model and spatial coefficient index and shift share model were used. The results of the study showed that Guilān province in 2016 and 2018 has a relarive advantage in the agricultural sector and is in the field of economic activity and has a potential advantage for economic growth. Sectors related to agriculture, construction, wholesale, retail, vehicle and goods repair, food and shelter service activities, administrative and support services, public affairs and municipal services, and education have a competitive advantage and have undergone an upward trend in the years under study. The results of the share change model show that in the sector related to agriculture and service activities related to financial and insurance activities, Guilan province has the best performance in the country, but in the sector related to professional and scientific activities, the country has a better performance than Guilān province.