Neglected nonlinearity;
Fourier approximation;
Unit root;
BREAKS;
D O I:
10.1016/j.econlet.2012.04.081
中图分类号:
F [经济];
学科分类号:
02 ;
摘要:
We suggest a new unit-root test with a Fourier function in the deterministic term in a Dickey-Fuller type regression framework. Our suggested test can complement the Fourier LM and DF-GLS unit root tests. They have good size and power properties. (C) 2012 Elsevier B.V. All rights reserved.