Interpreted Prediction
The CPI methodology can claim that the price of smartphones has not increased over 5 years, despite a price hike from $400 to $800, by attributing the difference to quality improvements.
AI Evaluation Notes
The prediction suggests that CPI methodology might claim that smartphone prices have not increased, despite actual price hikes, by attributing the difference to quality improvements. This has generally been the case, as evidenced by various reports that highlight how quality adjustments in CPI calculations can mask actual price increases in electronics.