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Report
Banking across borders
The international linkages between banks play a crucial role in today?s global economy. Existing models explain these links on the basis of portfolio theory, in which banks diversify lending. These models have found only limited empirical support and do not speak to many relevant dimensions of the data. For example, they do not address heterogeneity in the degree to which banking sectors fund their foreign operations locally in foreign markets. This paper proposes an alternative theory to explain banking across borders that is based on elements of international trade theory. In the model, ...