Table 2 Panel Unit Root Test Results of the Variables
From: Is health care a necessary or luxury product for Asian countries? An answer using panel approach
Variables | Im – Pesaran – Shin (IPS) Test for Panel Unit Root | |||
|---|---|---|---|---|
Null: Panels Contain Unit Roots(Individual) | ||||
Intercept | Intercept and Trend | |||
IPS W – Stat | Prob. | IPS W - Stat | Prob. | |
GDP (Current US $) | 20.06 | 1.000 | 6.15 | 1.000 |
D(GDP) | −4.79a | 0.000 | −12.43a | 0.000 |
Health Care Expenditure (Current US $) | 21.23 | 1.000 | 6.07 | 1.000 |
D(Health Care Expenditure) | −3.70a | 0.000 | −12.61a | 0.000 |
Infant Mortality | −20.81a | 0.000 | 0.36 | 0.642 |
D(Infant Mortality) | −2.18 | 0.014 | −5.04a | 0.000 |
Life Expectancy | −1.62 | 0.052 | −10.72a | 0.000 |
D(Life Expectancy) | −15.08a | 0.000 | −20.25a | 0.000 |