Notes, Comments and Preliminary results Jun 30 2026 Matthew Dylan James and Anca M. Grecu   The impact of changes in foreign labor supply of home-care services   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 30 2026 Tim Friehe and Christian Pfeifer   Loneliness, bad health, and the moderating role of friends: Differences between younger and older individuals in Germany   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 30 2026 M. Ryan Haley   Worker and workplace predictors of self-reported health status: An application of econometrics and machine learning   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 30 2026 Olga Rozanova   Comparison of the costs of drug development under different methods of calculation   Abstract  Contact Information  Citation  Full Text  -  Note   Dec 30 2025 Tracy Buchman , Russell Kashian and Robert Drago   Trends in seat belt utilization among commercial and non-commercial vehicle occupants in Wisconsin: a comparative analysis of 2018–2019 and 2023–2024 data   Abstract  Contact Information  Citation  Full Text  -  Note   Dec 30 2025 Isiaka Akande Raifu and Priscilla Airohi-Alikor   Modelling tourism-environmental pollution-health outcomes nexus in Africa   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 30 2025 Hoda Nouri