Table 3 Result from equation explaining the decision to participate to smoking, dependent variable is smoking participation (yes = 1, no = 0)
From: The effect of imposing a higher, uniform tobacco tax in Vietnam
Independent variables | Overall | Two low quintiles | Two high quintiles | |||
|---|---|---|---|---|---|---|
| Â | Coef. | P > | t | Coef. | P > | t | Coef. | P > | t |
Logarithm of VINATABA price | -0.529 | 0.048 | -0.648 | 0.086 | -0.420 | 0.094 |
Expenditures on pipe | -0.011 | 0.015 | -0.011 | 0.016 | -0.010 | 0.023 |
Year of education | -0.176 | 0.231 | -0.167 | 0.255 | -0.163 | 0.264 |
Age | 0.500 | 0.070 | 0.442 | 0.109 | 0.429 | 0.119 |
Year of experience | -0.495 | 0.080 | -0.435 | 0.123 | -0.424 | 0.132 |
Household size | 0.961 | 0.000 | 0.965 | 0.000 | 0.950 | 0.000 |
Logarithm of per capita income | 2.415 | 0.003 | 2.380 | 0.003 | 2.421 | 0.003 |
Red river delta (yes = 1) | 4.178 | 0.000 | 4.117 | 0.000 | 4.088 | 0.000 |
North central coastal (yes = 1) | 1.588 | 0.580 | 1.634 | 0.568 | 1.689 | 0.554 |
South central coastal (yes = 1) | 6.972 | 0.001 | 6.076 | 0.004 | 6.165 | 0.003 |
South-east region (yes = 1) | 9.618 | 0.000 | 9.615 | 0.000 | 9.662 | 0.000 |
Mekong delta (yes = 1) | 11.051 | 0.000 | 11.019 | 0.000 | 10.137 | 0.000 |
Urban (yes = 1) | 9.104 | 0.000 | 9.124 | 0.000 | 9.076 | 0.000 |
Existence of regular market (yes = 1) | 0.290 | 0.798 | 0.279 | 0.805 | 0.284 | 0.801 |
Opportunity to find job (yes = 1) | -1.081 | 0.341 | -0.994 | 0.380 | -0.988 | 0.381 |
Accessibility of car to commune (yes = 1) | -0.929 | 0.720 | -0.849 | 0.742 | -0.864 | 0.737 |
_constant | -39.358 | 0.000 | -38.235 | 0.000 | -38.182 | 0.000 |
Number of observation | 5202 | Â | 2412 | Â | 2023 | Â |
R-squared | 0.239 | Â | 0.198 | Â | 0.197 | Â |