powered by
Carrasco, Hu, & Ploberger 2010 GNP data
chp10GNP
Vector of dates
US GNP series
log difference of US GNP series
Carrasco, Marine, Liang Hu, and Werner Ploberger. 2014. “Optimal test for Markov switching parameters.” Econometrica 82 (2): 765–784.