Elizabeth Maggie Penn

Learn More
Depression is a potentially life-threatening disorder affecting millions of people across the globe. It is a huge burden to both the individual and society, costing over £9 billion in 2000 alone: the World Health Organisation (WHO) cited it as the third leading cause of global disability in 2004 (first in the developed world), and project it will be the(More)
Different definitions of the uncovered set are commonly, and often interchangeably, used in the literature. If we assume individual preferences are strict over all alternatives, these definitions are equivalent. However , if one or more voters is indifferent between alternatives these definitions may not yield the same uncovered set. This note examines how(More)
This paper examines the role that political institutions play in inducing or subduing ethnic identification. I provide a formal model of ethnic identification as a function of institutional design and social context that focuses on one question: what kinds of institutions will induce individuals to identify with the state rather than along ethnic lines?(More)
This article considers environments in which individual preferences are single-peaked with respect to an unspecified, but unidimensional, ordering of the alternative space. We show that in these environments, any institution that is coalitionally strategy-proof must be dictatorial. Thus, any nondictatorial institutional environment that does not explicitly(More)