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October 1, 2015
USDA METSS Project
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where S is the nominal exchange rate, P is the U.S. price level and P* is the price level in the country of
interest, say Ghana. When the real exchange rate is appreciating, it means the U.S. price of the bundle
3
of goods in the basket is increasing relative to the Ghanaian price. Now, when the real exchange rates
appreciates, then the real value of the dollar has depreciated, suggesting a decline in its purchasing
power, relatively speaking.
To get to know how Q affects the poverty level, it is necessary to try to understand the factors that
influence changes in Q. The real exchange rate between the currencies of the two countries may
change when there is a change in the relative demand for U.S. goods as a result of preference shift,
leading to total expenditure on U.S. goods increasing. The shift may arise from two principal sources.
An increase in global private and public demand for U.S. goods is one source of such shifts. This shift is
exacerbated when the relative increase in demand for U.S. goods is much higher than the increase in
demand for Ghana goods. In an increasingly interconnected world, imports tend to account increasing
share of development countries’ consumption. Another source of the shift is an increase in U.S.
Government expenditure on U.S. goods, an event that increases during rec …
September 1, 2011
Animal ID & Traceability
systems, the
United States risks becoming less competitive … becoming less competitive and risks losing market access. This … becoming less competitive and risks losing market access. The …