[KongchangAI]
Expired50% confidenceFactExact time

Researchers at Harvard Business School demonstrated through experiments that even for services of identical quality, consumer satisfaction scores increase significantly when consumers are told that more labor was invested behind the scenes (the labor illusion).

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/4/2026
First Seen

This claim has expired. It is kept for the record and no longer describes the current state.

Valid until: 10/2/2026(expired)

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