Analysis of the Car Accident Indexes in Spain: A Multiple Time Series Approach
为西班牙交通事故率建立模型，旨在提升保险公司的决策依据，并为交通管理部门提供有用信息，同时检验更复杂模型能否改进预测效果。
The main objective of this article is to specify and estimate a model for the car accident rates in Spain to improve input for the decision-making process for insurance companies and provide useful information for traffic authorities. The prediction performance of the model is also analyzed in an attempt to verify the improvement in prediction that takes place when more elaborate models are used.