Best estimate* | Range of uncertainty† | |
---|---|---|
*Regression coefficient expressed as an annual change. | ||
†95% confidence interval for regression coefficient expressed as an annual change. | ||
The unit of observation for the regressions is town-month. | ||
The study period covered January 1992 through December 1998. | ||
The natural logarithm of the dependent variable was used in all models. | ||
Each model included independent variables controlling for quarterly seasonal variation, income, and the adoption status of bordering towns. | ||
Source: Center for Health Economics Research analysis of the Massachusetts Department of Revenue meals tax data. | ||
Model 1: All establishments | ||
Time trend (TIME) | 3.67% | +3.14% to +4.19% |
High restrictive restaurant policy | ||
post-adoption time trend (TIMEH) | 0.25% | −1.32% to +1.81% |
Other restaurant policy | ||
post-adoption time trend (TIMEO) | 0.53% | −0.20% to +1.26% |
Model 2: Alcohol serving establishments | ||
Time trend (TIME) | 4.95% | +3.63% to +6.27% |
High restrictive restaurant policy | ||
post-adoption time trend (TIMEH) | 2.50% | −1.48% to +6.48% |
Other restaurant policy | ||
post-adoption time trend (TIMEO) | −0.65% | −2.43% to +1.13% |