Thailand - Producer Price Index (PPI)

For Thailand, the producer price index is nationwide and measures changes in the selling price received by domestic producers for their output. Approximately 4,200 price quotations are collected each month from 2,000 producers (609 items). The index covers three product categories - agricultural, mining, and manufacturing products.       

Active:

• Classification: CPA
• Measurement: Fixed-base index relative to 2010 (Index 2010=100)
• Adjustment: Not seasonally adjusted (NSA)
• Native frequency: Monthly
• Start date: 1995m1
• Extended start date: 1957m1

Predecessors:

• 2005=100 - 1995* to 2014
• 2000=100 - 1995 to 2010

• Sources of weights: Weights of most items are based on Input-Output Table tabulated by the office of National Economics and Social Development Board (NESDB). Disaggregated weights are base on production value data from surveying, Trade Associations, Bank of Thailand and others.
• Time period of current weights: Base year 2010.
• Frequency of weight updates: The index is re-based and re-weighted each time according to the Input-Output Table revision about every 5 years.
• Items selection: - Items selection from production structure of the country with the high value in each product type and   random sampling of industries entrepreneur for collection and surveying.
• Sample size: Approximately 4,200 price quotations are collected each month from 2,000 producers (609 items).
• Price collection methods: Most of prices in the mining and industrial products are collected by telephone and prices of agricultural products are collected from the Ministry of Agriculture and Cooperatives.

Classification of products by activity (CPA) consists of three sections.

• Products of agriculture: There are 4 categories:
  • Crops
  • Livestock
  • Forest products
  • Fish and other fishing products
•  Mining products: There are 2 categories:
• Lignite & natural gas
• Metal ores and other mining.
• Manufactured products: There are 14 categories:
  • Food products, beverages & tobacco
  • Textiles and textiles products
  • Leather, leather products & footwear
  • Wood and wood products
  • Pulp, paper, paper products and printing
  • Petroleum products
  • Chemicals, chemical products & synthetic fibers
  • Rubber and plastic products
  • Nonmetallic mineral products
  • Basic metals and fabricated metal products
  • Machinery and equipment
  • Electronic equipment
  • Transport equipment
  • Other manufactured goods

Moody's Analytics supplements

We extend the history of the general index. We produce a seasonally adjusted counterpart to the extended general index.

Further reading

At IMF (SDDS):

Real sector - Price index: Producer prices