The modern literature on city formation and development, for example the New Economic Geography literature, has studied the agglomeration of agents in size or mass. We investigate agglomeration in sorting or by type of worker, that implies agglomeration in size when worker populations differ by...

In forschungsintensiven Industrien nimmt die räumliche Konzentration von Akteuren aus Wissenschaft, Wirtschaft und Politik immer größeren Einfluss auf die Standortwahl von Unternehmen. Zusätzlich unterstützen strukturpolitische Maßnahmen die Etablierung von Clusterinitiativen, um die...

We provide a general characterization of the structure of rational expectations equilibria of any degree of revelation for pure exchange, sequential economies, with deffinitely many states of private information, an incomplete financial market and nominal assets. We estimate the dimension of the...

This paper considers the role of foreign investors in developed-country equity markets. It presents a quantitative model of trading that is built around two new assumptions: (i) both the foreign and domestic investor populations contain investors of different sophistication, and (ii) investor...