In this paper we discuss how to position ambulances across an EMS region in a fair way. We argue that an appropriate measure of fairness is the so-called Bernoulli-Nash Social Welfare Function. We introduce a mathematical model that determines the ambulance configuration that maximizes this...

Asia is aging, although there is significant heterogeneity across subregions and economies. Population aging poses two strategic challenges for the region: sustaining economic growth and delivering old-age economic security. In this paper, we leverage the lifecycle perspective-that individuals'...

Countries in middle-income East Asia and the Pacific were already experiencing serious learning deficits prior to the COVID-19 pandemic. COVID-related school disruptions have only made things worse. Learning poverty -- defined as the percentage of 10-year-olds who cannot read and understand an...

This study explores the impact of firm-specific investor sentiment (FSIS) on stock returns around the announcement of credit rating changes. Consistent with a large body of work in social sciences, we find that FSIS is asymmetrically related to stock returns during rating changes and its impact...

In an important piece of work Derek Parfit distinguishes two different forms of egalitarianism, ‘Deontic' and ‘Telic' (Parfit 1995; see also Parfit 1997). He contrasts these with what he calls the Priority View, which is not strictly a form of egalitarianism at all, since it is not essentially...