Category Archives: exchange rates

ZIRP and the exchange rate…and other macro variables

Several months ago, I discussed the implications of a model of the exchange rate wherein Taylor rule fundamentals — the output [0], inflation and exchange rate gaps — were central (post). In that paper [pdf], I showed that Taylor rule fundamentals outperformed purchasing power parity, interest rate parity, and the monetary model of exchange rates in terms of in-sample fit, at least insofar as the dollar/euro exchange rate is concerned.

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Measuring Import Prices: Implications for GDP Growth

A lot of what has happened to GDP growth over the past few quarters has, in a mechanical sense, depended upon developments in the external accounts. In this post, I examine whether mismeasurement of import prices might have induced mismeasurement of economic output. This idea was prompted by hearing a presentation of Nakamura and Steinsson a couple months ago. The abstract to “Lost in Transit: Product Replacement Bias and Pricing to Market”:

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Chinese Trade: An Update

I was surprised by this item from the BBC:

Chinese trade surplus at new high

Wednesday, 10 September 2008

China’s trade surplus hit a monthly record of $28.7bn (£16.28bn) in August as the gap with the US and Europe widened, despite weaker world demand.

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Taylor Rules, Synchronized Recession and the Potential for Competitive Depreciation

In yesterday’s FT, “All in this together” assessed the possibility of a roughly synchronized downturn in the world’s major economies, with the United States, ironically enough, suffering the smallest hit. This brings up all sorts of interesting questions regarding exchange rates, if one believes that Taylor rules define monetary policy making to some degree, and that interest differentials affect exchange rates.

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Oil and the dollar

Although movements in the value of the dollar are one factor contributing to recent changes in the dollar price of oil, I do not believe they are the most important factor. Here I review some of the evidence that persuades me of this.

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