Forecasting Financial Crashes: Revisit to Log-Periodic Power Law

Table 2

Data description. “Time period” is the maximum time span used in our estimation, and “Observation” is the total number of data points in the sample. “Critical time” is the date which corresponds to the peak of bubbles.

Index	Time period	Observation	Critical time
NASDAQ	08/10/1998–10/02/2000	339	10/03/2000
NIKKEI	11/11/1987–01/12/1989	507	29/12/1989
HSI	17/05/2004–02/10/2007	846	30/10/2007
SSEC	27/06/2013–15/05/2015	460	12/06/2015