We study the cyclicality of public R&D in 28 OECD countries (1995 - 2017). While procyclical on average, public R&D reacts asymmetrically over different phases of the business cycle and becomes acyclical during recessions. It is also heterogeneous across countries: Innovation leaders and...

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 remarkably stable cyclical pattern of highway traffic which...

The main goal of this paper is to provide evidence for the causal effect of the highway and railway infrastructure on the suburbanization of population in European cities. This is considered a major issue in Europe, which has never been studied before at this scale. We constructed a unique...