This study analyzes the social impact of motor TPL insurance, focusing on direct costs. In particular, it presents the variables in motor TPL insurance and through a multiple regression model shows how they contribute to the average premium insurance. The analyses aim to: i) confirm the increase of the average premium insurance when moving from Northern to Southern Italy; ii) identify the main variables related to motor TPL insurance; iii) highlight a positive relationship between motor TPL insurance average premium and car thefts. These findings confirm that lower cost of motor TPL insurance is necessary to define, in Italy, a policy that combats the phenomenon of car thefts and insurance fraud, to issue suitable guidelines for insurance companies and introduce mandatory regulations forcing companies to effectuate product reformulation.
Keywords: Motor TPL insurance; Social Costs; Bonus/malus; Multiple regression model