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. 2021 Sep 20;322:129050. doi: 10.1016/j.jclepro.2021.129050

Table 4.

Panel unit root tests in presence of cross-section dependence.

Variable Specification
Constant Constant and trend
Pesaran's CADF test
LPI −4.016*** (0.000) −1.651** (0.049)
LGDP 0.710 (0.761) −2.749*** (0.003)
LCEM 1.194 (0.884) 1.049 (0.853)
HDI −8.832*** (0.000) 0.590 (0.722)
LGFCF −6.880*** (0.000) −0.048 (0.481)
LLF 2.510 (0.994) 2.849 (0.998)
LP 2.836 (0.998) −3.403*** (0.000)
LUP −5.196*** (0.000) −1.772** (0.038)
LTO 3.801 (1.000) 0.714 (0.763)
Pesaran (2007)test
LPI −1.925 −2.098
LGDP −1.329 −1.696
LCEM −1.911 −2.035
HDI −2.264** −1.569
LGFCF −1.560 −2.132
LLF −1.947 −1.838
LP −2.208** −2.522
LUP −1.434 0.097
LTO −1.298 −2.079

Notes: for Pesaran (2003) test, Z-t-bar or t-bar statistics are reported; P-Values in parentheses. For Pesaran (2007) test, deterministic chosen: constant: Critical Values: -2.07 (10%), −2.17 (5%), −2.34 (1%); deterministic chosen: constant and trend: Critical Values: -2.59 (10%), −2.69 (5%), −2.88 (1%).

***p < 0.01, **p < 0.05, *p < 0.10.