Otero, Jesús G. (contributor); Smith, Jeremy (contributor); … - 2008
DEPARTMENT OF ECONOMICS
Testing for seasonal unit roots in heterogeneous panels using
monthly data in the presence of cross … sectional dependence
Jes�s Otero
Facultad de Econom�a
Universidad del Rosario
Colombia
Jeremy Smithy
Department of Economics … study of unit root tests with panel data and a new
simple test. Oxford Bulletin of Economics and Statistics 61, 631�652.
O …