Dynamic pricing holds out the promise of shifting peak demand as well as reducing overall demand. But it also raises thorny issues of fairness. All practical pricing systems involve tradeoffs between equity and efficiency. I examine the circumstances under which equity ought to be allowed to...

We examine the potential for climate change to impact fertility via adaptations in human behaviour. We start by discussing a wide range of economic channels through which climate change might impact fertility, including sectoral reallocation, the gender wage gap, longevity, and child mortality....

This research presents the first evidence that moderate fecundity had maximized long-run reproductive success in the human population. Using a reconstructed genealogy for nearly half a million individuals in Quebec during the 1608-1800 period, we find that while a high fecundity was associated...

This paper analyzes the concept of identity developed by Amartya Sen in recent work, especially in the book Identity and Violence. It discusses the relationship between identity and solidarity, arguing that the former is necessary but by no means sufficient for the latter, so that, contra what...