# crack-up boom # References / Links >[!Ref] Lexicon ># crack-up boom > The final short-lived boom that occurs in the last stages of a seemingly endless inflation. The crack-up boom results from a "flight into [goods](https://www.freemarketcenter.com/lexicon/index.html#good) or [real values](https://www.freemarketcenter.com/lexicon/index.html#real%20value)" (q.v.) and marks the end of an inflation by a complete breakdown of the monetary system. > [[Human Action - Mises (HA)]] 427-28,436,469,555,562; [[Theory of Money and Credit (M.)]] 227-30.