This introduces the symposium on general equilibrium. …

This article shows that portfolio constraints can give rise to rational asset pricing bubbles in equilibrium even if … for the existence of an equilibrium. …

equilibrium. …

assets which all promise a risk less payoff but which distinguish themselves by their collateral requirements. In equilibrium … presence of uncertainty. We explore some examples for which the collateral equilibrium allocation is identical to the Arrow … equilibrium and under which conditions there is scope for regulating margin-requirements, that is, restricting the sets of …

discounted cash-flows. Existence of equilibrium is guaranteed under limited re-hypothecation, a situation secured by (current or …

This paper characterizes the equilibrium demand and risk premiums in the presence of skewness risk. We extend the …

the exogenous shock realizations. We show then that the recursive competitive equilibrium of any overlapping generations … are short-run Pareto improvements possible in terms of risk-sharing and hence, that the recursive competitive equilibrium … a Pareto improvement over the competitive equilibrium in the model. …

augmented as we provide traders with correct beliefs about their price impacts to define equilibrium with endogenously … determined market power and show that such equilibrium exists in economies with smooth utility and cost functions and is …