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External Failure and Internal Failure Cost

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Definition and Explanation of Quality Costs:
The concept of Cost Of Quality (COQ) has been around for many years. Dr. Joseph M. Juran in 1951 in his Quality Control Handbook included a section on COQ. The Quality Cost Committee under the Quality Management Division was established by the American Society for Quality (ASQ) in 1961. However it was Philip B. Crosby who popularized the use of COQ because of his book Quality is Fre in 1979. Several current quality system standards, ISO 9000, QS-9000, AS-9000, reference the use of COQ for quality improvement.
The concept of Cost of Quality is confusing. It does not refer to costs such as using a higher grade leather to make a wallet or using 14K gold instead of gold plating in jewelry. Instead …show more content…

Such costs can decimate profits. In the past, some managers have taken the attitude, "Let 's go ahead and ship everything to customers, and we 'll take care of any problems under the warranty." This attitude generally results in high external failure costs, customer ill will, and declining market share and profits.
External failure costs usually give rise to another intangible cost. These intangible costs are hidden costs that involve the company 's image. They can be three or four times greater than tangible costs. Missing a deadline or other quality problems can be intangible costs of quality. Internal failure costs, costs and intangible costs that impair the goodwill of the company occur due to a poor quality so these costs are also known as costs of poor quality by some persons.
External failure also cause support costs. These are all costs connected to customer care, especially the effort from service workers identifying the problem. Finally, compensation costs could be part of external failure costs, if the failure caused some kind of damage at the customer site. We might also include loss of sales because of bad reputation in the external failure costs but do not look at it in this paper because it is out of scope.

Costs of quality assurance (Compiled from Gavett 1968, Adam and Evertt-1998) Prevention Costs | Appraisal Costs | Internal Failure Costs | External Failure Costs | • Quality

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