“…The contribution of the paper is rather the selection of the most relevant, interesting, important and sometimes surprising facts, insights, findings, advice and conclusions for policymakers, out of a vast literature on congestion charging in general and Stockholm in particular…”

“…2019 3rd International Conference on Biometric Engineering and Applications (ICBEA 2019) was successfully held in Stockholm, Sweden during May 29-31, 2019. ICBEA 2019 provides an academic exchange platform for experts, scholars and researchers in relevant fields to discuss the latest research results, exchange and share academic experience, promote scientific and technological progress and establish business partnerships…”