Does Foreign Direct Investment Impact Energy Intensity? Evidence from Developing Countries

Table 4

Results of the panel unit root test.

Variables	Levin-Lin-Chu test	Fisher-type test
EI	−1.160 (0.123)	73.473 (0.000)
FDI	−6.089 (0.000)	132.114 (0.000)
Inno	−4.022 (0.000)	95.259 (0.000)
LnperGDP	−3.928 (0.000)	117.999 (0.000)
Trade	−3.769 (0.000)	102.418 (0.000)
Indus	−4.034 (0.000)	124.065 (0.000)
Ener	−2.856 (0.002)	122.663 (0.000)

Notes. values are showed in parentheses.