This is ostensibly due to the fact that, when deflation or zero inflation persists for too long, as it did in Japan, this state becomes the fixed norm -- that is, the normative belief -- and displacing such a norm becomes extremely difficult.
Most important, if there is ever to be any prospect of collective action in response to regional problems, there has to be a shared analysis of what the problem is. The capacity to form that sort of analysis does not exist naturally; it has to be developed.