The CPI in the US has fallen by 1% in Oct 2008. This sparked
off a conversation about deflation, its costs,
causes, and
implications.
The costs are clear. With falling prices, firms will find it
more and more difficult to make profits or break even. Given low or
negative profits, they will be forced to cut costs further. This
moves into a deflationary spiral.
What are the policy implications? One of the worst hit areas
in a deflationary spiral is of course, monetary policy. As real
interest rates [...]