We propose a tractable model of an informationally inefficient market. We show the equivalence between our model and a substantially simpler model whereby investors face distortive investment taxes depending both on their identity and the asset class. We use this equivalence to assess existing approaches to inferring whether individual investors have informational advantages (“skill”). We also ...

Any serious consideration of exploring a tobacco endgame in the USA must build upon the enviable track record of reducing tobacco use through a mixture of federal and state policies. This foundation may pose particular challenges in approaching an endgame, including questions of national political feasibility, public support, limitations of sub-federal experimentation and recruitment of future ...

BACKGROUND Physicians are frequently unaware of their patients' desires regarding end-of-life care. Consequently, opportunities to implement do-not-resuscitate (DNR) orders are often missed. OBJECTIVE To determine the reasons attending physicians do not write DNR orders when patients face increased mortality. METHODS Over 4 months, the medical records of all inpatients on the General Medici...

BACKGROUND This qualitative study was nested within a randomized controlled trial (RCT) where two psychotherapeutic interventions (supportive counselling and prolonged exposure for adolescents) were provided by supervised nurses (who served as 'nurse counsellors') to adolescents with PTSD in school settings. This paper describes the perspectives of nurse counsellors (NCs) and school liaisons (S...