We examine the short- and medium-term effects of announcements of changes in anti-crime policies in the distant future (news shocks) and provide a first extension of the analysis to cases where the announced policy changes may not be realized in the end (noise shocks). We further innovate by...

Adding to the extensive political and legal debates on data retention, this is the first study to analyse the impacts of data retention on crime prevention in Europe. Using an estimator that captures dynamic effects and is robust to heterogeneous treatment effects, we find a significant negative...