Consumer price surveys are conducted for the following purposes:
- Compiling indicators of the Consumer Price Index under the National Statistical Indicator System. Ensuring information on consumer price index to serve the Party, National Assembly, Government, Ministries, branches and localities in management, administration and policy planning of wages, interest rates, financial management, currency and develop socio-economic development plans and calculate a number of statistical indicators based on comparative prices;
- Meet the information needs about consumer price fluctuations of people, businesses, production and business establishments and other information users;
- Provide information on consumer prices as a basis for compiling the spatial cost of living index (SCOLI), serving the evaluation of poverty reduction programs and calculating the human development index (HDI);
- Collect information on representative prices of goods and services according to the International Comparison Program (ICP) of the Asian Development Bank (ADB) to serve the calculation of purchasing power parity (PPP), from which to evaluate The correlation between rich and poor among countries in the region.