The causal model of human capital efficiency in civil projects based on social capital and knowledge sharing

Human resource efficiency is an important concern of modern organizations; because it is considered as the most basic stimulus to achieve desired results and promote competition. Improving the efficiency of human resources in any organization requires investment, or in other words, the ways to use various types of capital to increase efficiency, and recognizing any type of capital in order to improve the efficiency of human resources is necessary. Therefore, the present study aimed at presenting the causal model of human capital efficiency in civil projects based on social capital and knowledge sharing. The applied objective of the present study and the data collection procedure is descriptive and correlational. The participants of the present study included the 300 hundred employees of Shiraz Municipality's Deputy for Civil Engineering. Sampling method in groups and sample volume through Cochran formula 168 was identified. A standard questionnaire was used for data collection procedure and measuring the research variables. The content validity of the measuring instrument was confirmed and its reliability was confirmed by Cronbach's alpha coefficient. Lisrel software was used to analyze the data. The results of path analysis showed that the dimensions of social capital have a significant effect on the efficiency of human capital in civil projects .the results also showed that knowledge sharing played a significant role in social capital and efficiency of human capital in civil projects.