A cap on greenhouse gas emissions makes total emissions a fixed common-property resource. Population increases under a cap are therefore self-limiting: a population increase raises labor and reduces emissions per unit of labor, which lowers incomes and fertility. Because a marginal birth under a...

We derive median-voter results and study the shape of redistributional taxes when voters elect a candidate who imposes taxes to maximize own utility. Under general conditions, a median-productivity candidate is a Condorcet winner. The imposed tax function is nonlinear, may place high marginal...

A cap on greenhouse gas emissions makes total emissions a fixed common-property resource. Population increases under a cap are therefore self-limiting: a population increase raises labor and reduces emissions per unit of labor, which lowers incomes and fertility. Because a marginal birth under a...