Impact de l'entente Cartier-Champlain sur certains indicateurs relatifs à la sécurité routière

In this article, the impact of a Cartier-Champlain police service agreement with a federal agency and the Sûreté du Québec is evaluated. The purpose of this agreement was to improve road safety by increasing police patrols in the area involved. In order to quantify the impact of the agreement,, an evaluation model with control groups and a chronological series was used. This model involves taking a series of monthly measures in the area covered by the agreement and comparing them to two control areas.