Ambient air pollution is the environmental factor with the greatest impact on human health. Several epidemiological studies provide evidence for an association between ambient air pollution and human health. However, the recent economic literature has challenged the identification strategy used...

In this paper, the investigation is conducted on the relationship between the number of fatalities by dint of traffic accidents and the gross municipal product, by using the panel data whose crosssectional units are composed of municipalities in Fukuoka Prefecture in Japan. It turns out that the...