Although still very much a minority view, there is a growing sense of unease about the high degree of abstraction involved in contemporary macro-monetary theory, in particular concerning its representative-agent microfoundation (see e.g. Colander et al., 2008; Goodhart, 2005, 2008; Buiter, 2009; Caballero,...

This paper develops a production-based model for analyzing a role of asset trade in pooling risks among countries and provides new evidence for the international consumption-output puzzle and risk sharing among countries. Efficient risk sharing rules among countries are the same as the...

This paper presents the time-dependent, multi-agent and multi-activity financial equilibrium problem when budget constraints are implicitly defined. Specifically, we assume that total wealth is elastic with respect to the optimal investment. Such a problem is formulated as an...