Health effects of urban tolls

When Stockholm introduced a “congestion tax” to discourage driving in the center of town, traffic eased and the pollution level dropped by between 5 and 10 percent. There was one other result that was unexpected, but welcome nonetheless: The rate of asthma attacks among local children decreased by nearly 50 percent, according to a Johns Hopkins University economist’s study of the tax and its impact. John Hopkins Univerversity, 2. March 2017 Link: https://bit.ly/2Ddn09u