Variable

ADF-value

Test type

(c, t, k)

Test critical values

Conclusion

1%

5%

10%

LGDP

−2.277916

(c, t, 1)

−4.728363

−3.759743

−3.324976

Nonstationary

LGT

−2.301765

(c, t, 0)

−4.667883

−3.733200

−3.310349

Nonstationary

LPT

−2.645160

(c, t, 0)

4.667883

−3.733200

−3.310349

Nonstationary

LJY

−3.686711

(c, t, 1)

−4.728363

−3.759743

−3.324976

Stationary

dLGDP

−1.642008

(c, t, 0)

−3.959148

−3.081002

−2.681330

Nonstationary

dLGT

−4.171532

(c, t, 0)

−3.959148

−3.081002

−2.681330

Stationary

dLPT

−2.759057

(c, t, 0)

−3.959148

−3.081002

−2.681330

Stationary

dLJY

−4.824687

(c, t, 0)

−3.959148

−3.081002

−2.681330

Stationary

ddLGDP

−3.546937

(c, t, 0)

−4.004425

−3.098896

−2.690439

Stationary

ddLGT

−4.127686

(c, t, 1)

−4.057910

−3.119910

−2.701103

Stationary

ddLPT

−4.506897

(c, t, 1)

−4.057910

−3.119910

−2.701103

Stationary

ddLJY

−3.692803

(c, t, 1)

−4.057910

−3.119910

−2.701103

Stationary