Global Journal of Human Social Science, E: Economics, Volume 22 Issue 7

Hypothesis 8: Avoiding complex bureaucracy has a positive effect on increasing the EPC contractors’ profit. Hypothesis 9: Quality materials and equipment have a positive effect on increasing the EPC contractors’ profit. Hypothesis 10: The selection of quality subcontractors has a positive effect on increasing the EPC contractors’ profit. Hypothesis 11: The lack of successive changes in the project implementation team has a positive effect on increasing the EPC contractors’ profit. Hypothesis 12: Adequate expertise in the project area has a positive effect on increasing the EPC contractors’ profit. Hypothesis 13: Proper installation, commissioning and troubleshooting of equipment has a positive effect on increasing the EPC contractors’ profit. Hypothesis 14: Timely payment to the contractor has a positive effect on increasing the EPC contractors’ profit. Hypothesis 15: Applying project cost management has a positive effect on increasing the EPC contractors’ profit. Hypothesis 16: Applying project risk management has a positive effect on increasing the EPC contractors’ profit. Hypothesis 17: Applying project communication management has a positive effect on increasing the EPC contractors’ profit. Hypothesis 18: Creating innovation and using new technologies in the project has a positive effect on increasing the EPC contractors’ profit. Hypothesis 19: Economic stability has a positive effect on increasing the EPC contractors’ profit. Hypothesis 20: Coherence of organizational structure has a positive effect on increasing the EPC contractors’ profit. Volume XXII Issue VII Version I 62 ( ) Global Journal of Human Social Science - Year 2022 © 2022 Global Journals E Designing an Optimal Model to Implement and Increase the Profitability of EPC Projects