All functions

Belgium

Data contains Household Consumption (C) and GDP (Y) for Belgium from 1969 to 1998.

Japan

Data contains Household Consumption (C) and GDP (Y) for Japan from 1978 to 2007.

Srilanka

Data contains Household Consumption (C) and GDP (Y) for Sri Lanka from 1978 to 2006.

supmz()

Detecting Structural Change with Heteroskedasticity