Lnpatent1 | 1.987*** (0.192) |
Lnpatent2 | 0.387*** (0.683) |
lngd | −3.899 (0.824) |
in | 0.116*** (0.413) |
re | 0.407*** (0.555) |
gdp | 0.134*** (0.238) |
constant | 60.820** (14.719) |
observations | 450 |