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Investors have long debated what fraction, if any, of their portfolio's currency exposure they should hedge. Although the answers cover a broad range, often with dubious rationale, most informed investors agree that the solution should be based on mean-variance optimization, deployed either to...
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In this paper, we present new evidence on the profitability and statistical significance of technical trading rules in … rate series constructed by random reordering of each original series. We then measure the profitability of the technical …-year periods reveals that on average the profitability of some trading rules declined in the 1986-1990 period although …
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Campbell, Serfaty-De Medeiros, and Viceira (2010) propose an optimized method to hedge currency risk in portfolios of international equities. In a demanding out-of-sample test, incorporating transaction and rebalancing costs, and margin requirements we find their method reduces risk in real...
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