Social media analytics is showing promise for the prediction of financial markets. However, the true value of such data for trading is unclear due to a lack of consensus on which instruments can be predicted and how. Current approaches are based on the evaluation of message volumes and are typically assessed via retrospective (ex-post facto) evaluation of trading strategy returns. In this paper...

This paper examines the potential welfare effects of storage under different market structures. This includes combinations of perfectly competitive and strategic generation and storage sectors, and standalone and generator-owned storage. We demonstrate that if the generation sector is perfectly competitive and does not own storage, then storage cannot be welfare-diminishing. Otherwise, generato...

This article reviews the 1952 paper by Dugald Baird on preventive medicine in obstetrics, and comments on its significance from a modern day perspective. It notes that the paper is a public health classic in the sense that it attempts to bring back the social perspective to the practice of medicine. It also highlights the impact of social factors on the health of mothers and children and give...

In social evolution theory, it has become common wisdom that close family ties should promote cooperative behaviour. Yet, in social insects, evidence is accumulating that queen promiscuity and low relatedness sometimes work better.

Developmental research on selective social learning, or 'social learning strategies', is currently a rich source of information about when children copy behaviour, and who they prefer to copy. It also has the potential to tell us when and how human social learning becomes cultural learning; i.e. mediated by psychological mechanisms that are specialized, genetically or culturally, to promote cul...

Emotion regulation dysfunctions are assumed to contribute to the development of tobacco addiction and relapses among smokers attempting to quit. To further examine this hypothesis, the present study compared heavy smokers with non-smokers (NS) in a reappraisal task. Specifically, we investigated whether non-deprived smokers (NDS) and deprived smokers (DS) differ from non-smokers in cognitive em...