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Technical
Notes
The Philippine System of National Accounts (PSNA)
Estimation Methodology for Expenditures
Exports
Source : Foreign Trade Statistics,
National Statistics OfficeFrequency : Monthly
Time Lag : 30 days after reference month
Disaggregation : 7-digit level of PSCC
| Expenditure Item | Estimation Methodology | Deflators / Constant Price Estimation |
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| Preliminary | Revised | ||
Exports & Imports |
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a. Merchandise |
Exports: FOB $value multiplied by midpoint exchange rate |
same as preliminary but uses updated data |
Unit value in the base period |
Imports: CIF $ value multiplied by midpoint multiplied by midpoint |
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Both are corrected for returned goods & temporarily exported/ imported goods |
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b. Non-factor |
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1. Exports |
Direct estimation: BOP data multiplied by midpoint exchange rate |
same as preliminary but uses updated data |
WPI & CPI |
2. Imports |
Direct estimation: BOP data multiplied by midpoint exchange rate |
same as preliminary but uses updated data |
CPI & Foreign exchange rates of selected trading partners |
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1997-2008,
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