Which factor is crucial for sustaining a competitive advantage, according to CMMI?

The crucial factor for sustaining a competitive advantage according to CMMI is continuous process excellence. This emphasis stems from the belief that organizations must constantly improve and refine their processes to adapt to changing market conditions, enhance efficiency, and meet customer needs more effectively.

Continuous process excellence involves a systematic approach to identifying inefficiencies, redefining workflows, and implementing best practices across various functions within an organization. By committing to ongoing improvement, organizations can maintain high performance, respond to customer feedback, and innovate their offerings, thus differentiating themselves from competitors.

This approach positions the organization not just to react to challenges but to proactively shape its environment, thereby reinforcing its competitive advantage. Embracing continuous improvement ensures that an organization stays ahead in quality, responsiveness, and adaptability, which are critical in today's fast-paced business landscape.