[Hemingway's Ghost]

I don't see any reason for prices to change. Why do you think there's any reason for prices to change?

Isn't an across-the-board price decrease in the neighborhood of 20% a major assumption of the Fair Tax initiative?

[Principled]

No I don't think so.... after adding the nrst, prices will be back to where they are today.

The elimination of taxes and tax costs represent a reduction in costs of around 20-25%. That figure can be argued obviously - but there is loads of research on the topic that is web-able.