Under the relative version, the percentage change in the exchange rate
from a given base period must equal the difference between the percentage
change in the domestic price level and the percentage change in the foreign
price level.
The relative version of the PPP is also not free of problems:
it is difficult or arbitrary to define the base period, trade restrictions remain a real
and thorny issue, just as with the absolute version, different price index
weighting and the inclusion of different products in the indexes make the
comparison difficult and in the long term, countries' internal price ratios may
change, causing the exchange rate to move away from the relative PPP.
In conclusion,
the spot exchange rate moves independently of relative domestic and foreign prices.
In the short run,
the exchange rate is influenced by financial and not by commodity market conditions.
20071214
The PPP Relative Version
Labels: Fundamental Analysis-Economic Fundamentals
Posted by gjforex at 2:54 PM 0 comments
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