causal effect of accidents on traffic congestion and vice versa. The estimation draws on panel data methods that have …The goal of this paper is the estimation of the effect of accidents on traffic congestion and vice versa. In order to … do this, I use "big data" of highway traffic and accidents in England for the period 2007-2013. The data exhibit some …

local public transport in Sweden and England outside London, and their impacts. The paper will attempt to assess how far …