
An exchange rate that is pegged, but for which it is understood that the par value will be changed occasionally. This system can be subject to extreme speculative attack and financial crisis, since speculators may easily anticipate these changes.
Found on
http://www-personal.umich.edu/~alandear/glossary/a.html

When the exchange rate is maintained within agreed margins around a central parity but with the possibility that the central parity may be changed.
Found on
http://www.encyclo.co.uk/local/20140
No exact match found.