XGBoost is recognized as an algorithm with exceptional predictive capacity. Models for a binary response indicating the existence of accident claims versus no claims can be used to identify the determinants of traffic accidents. This study compared the relative performances of logistic...

Prospective customers of financial and insurance products can be targeted based on the profit the provider expects to earn from them. We present a model for individual expected profit and two alternatives for calculating optimal personalized prices that maximize the expected profit. For one of...

Demographic changes and social transformations affect the design of public pension systems. Population ageing and factors such as the progressive reduction in fertility rates and the increase in longevity have a direct impact on the sustainability of public pensions, especially in...

Recent reforms of public pension systems implemented in various countries, including Spain, have sought to ensure the sustainability of benefits. However, achieving a structural budget balance (i.e. long-run equality between income and expenditure) may result in a decrease in the replacement...