Quantile regression provides a way to estimate a driver's risk of a traffic accident by means of predicting the percentile of observed distance driven above the legal speed limits over a one year time interval, conditional on some given characteristics such as total distance driven, age, gender,...

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...

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...

In this paper, we summarize and analyze the relevant research on the cash management problem appearing in the literature. First, we identify the main dimensions of the cash management problem. Next, we review the most relevant contributions in this field and present a multidimensional analysis...

This article studies which factors influence the appearance of subjective economic uncertainty and what are the economic expectations of individuals. The impact of the pandemic on the household economy and the subjective uncertainty based on a set of socioeconomic factors that cannot be observed...