Özet:

Many researchers during the 21st century believe that both Total Quality Management (TQM) and Supply Chain Management (SCM) as a vital strategy for manufacturing, and services and its implications covered all small, medium and large scale enterprises. The purpose of this an analytical study was Measure the impact of Total Quality Management and Supply Chain Management practices on the Firm's Performance in Oil Pipelines Company (OPC) in Baghdad, Iraq. The study utilized primary Data was collected through questioners survey conducted during August 2015, questioners was distributed among the managers of Oil Pipelines Company in Iraq which is expected to has a best knowledge about the TQM & SCM and its impact on the firm's performance. This study supports the main hypothesis, that (TQMP) & (SCMP) positively impact the firm performance, and tested using Path Analysis performed by AMOS software package. The main finding proves that there is a strong relationship between TQM and SCM practices and dimensions on firm's performance. The main conclusion shows that (TQMP) & (SCMP) have positive and significant effect on Firm Performance, and this is clarified through the extrusive Firm Performance change whenever the TQM and the SCM Practices change. Key Words: Quality Management (QM), Total Quality Management Practices (TQMP), Supply Chain Management Practices (SCMP), Firm Performance (FP), Oil Pipelines Company (OPC).

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