Function to estimate the PSY test statistics

ADF()

Estimate the ADF statistic

PSY()

Estimate PSY's BSADF sequence of test statistics

Functions for real-time monitiring of asset markets

cvPSYmc()

Simulate the finite sample critical values for the PSY test.

cvPSYwmboot()

Conduct the new composite bootstrapping for the PSY test.

locate()

Locate bubble/crisis periods

disp()

Generate a table with identified bubble/crisis periods

Data sets included in the package

snp

S&P 500 price to dividend ratio

spread

Credit risk in the European sovereign sector