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- 2011-7-11
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2#
发表于 2011-7-11 20:06
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I would think about this material seperately from the economics material. The main thesis underlying the econ material is that real rates are the same and differences in inflation drive exchange rates. In contrast, most FCRP problems have different real Rf rates.
Think about FCRP as what you would earn above your home country's Rf rate if you have exposure to and are invested in the FC. In this case, since you are Swiss, you would be invested in the Yen. The Yen appreciates by 5% (could be through capital flows or inflation), and the Rf asset you invested in only earned 2%. If you have kept your money in Swiss francs, you could have earned 9%.
The difference between what you could have earned in Francs (9%) and what you earned in the FC, Yen (5% + 2%) is -2%. So, for taking exposure to a FC, you lost money compared to what you could have earned on a Rf basis in Switzerland without taking the FC risk, thus the negative FCRP.
So, the FCRP formula is:
FCRP = FC Appreciation/Depreciation - (Rf DC - Rf FC), -2% = 5% - (9% - 2%)
Using the FCRP, the domestic investor who takes exposure to the FC can calculate his return 2 ways:
1) E(R) = Appreciation/Depreciation of FC + Rf of FC, 7% = 5% + 2%
2) E(R) = Rf DC + FCRP, 7% = 9% - 2%
Edited 1 time(s). Last edit at Friday, May 20, 2011 at 06:01PM by ftwcfa. |
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