Correction Technology
The Net Promoter Score (NPS): Does It Work?
Understanding net promoter score means seeing how it measures customer loyalty through one question and its research-backed validity for effective use.
Changes accepted
2 edited
Computed from the content the publisher accepted, line by line. Neither the contributor nor CitePep writes this diff by hand.
−expanded it in the 2006 book The Ultimate Question: Driving Good Profits…
+expanded it in The Ultimate Question (2006) and the 2011 edition…
−A 2016 meta-analysis by Morgan and Rego, published in the…
+A 2006 study by Morgan and Rego, published in Marketing…
Why this is better
The 2006 book was by Reichheld alone (Markey co-authored only the 2011 2.0 edition); Morgan & Rego's relevant study is 2006 in Marketing Science, not 2016 in JMR. Verified both fixes already live in body; no leftover instances found in faq/excerpt/meta.
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