An individual purchases a used electric vehicle for £14,000£14,000£14,000, believing the battery health is near perfect. However, the seller has intentionally cleared the onboard diagnostic error codes to hide a severely degraded battery pack. Consequently, the buyer experiences frequent breakdowns and derives only £5,000 £5,000\,£5,000 of utility from the vehicle. This mismatch between the price paid and the utility received is a direct result of which market phenomenon?