Even worse, it was heard constantly, but ridiculed. Every other mainstream article seemed to be "Why Hysterical Morons Seem to Think That We're In a Housing Bubble, and Why They Are Idiots Who Are Missing Out On a Great Chance to Flip a House!"
http://www.amazon.com/Real-Estate-Boom-Will-Bust/dp/03855143...
If there is any doubt, this publication was published by the chief economist of the National Association for Realtors at the height of the housing bubble: http://www.amazon.com/Real-Estate-Boom-Will-Bust/dp/03855143...
Edit: There is an important "not" missing from the html anchor.
For reference, compare the following two editions of a book regarding the recent housing bubble. These were written by the chief economist for the National Association of Realtors at the time, David Lereah.
Original title (2005):
http://www.amazon.com/Are-Missing-Real-Estate-Boom/dp/038551...
"Updated" title (2006):
http://www.amazon.com/Real-Estate-Boom-Will-Bust/dp/03855143...
I think we all know what happened next.
When people start spewing denial, it's time to think about heading for the exits.