Table 6.
Panel unit root tests.
| Variable | ADF–Fisher statistic | LLC statistic |
|---|---|---|
| LnGTFP | 5.984*** | 2.679*** |
| LnLHEE | 80.021** | −2.963*** |
*p < 10 %, **p < 5 %, and ***p < 1 %.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.