Glossary of Terms
Income and Prices

Consumer Price Index (CPI) - measure of the average changes in the prices of a fixed basket of goods and services usually purchased by households for their consumption. (National Statistics Office)

Inflation Rate - The annual rate of change or year-on-year change in the Consumer Price Index. (National Statistics Office)

Magnitude of the Poor - the number of families or the population whose annual per capita income falls below the subsistence/poverty threshold. (TWG on Income Statistics, NSCB)

Poverty Incidence - proportion of families/population whose annual per capita income falls below the annual per capita poverty threshold to the total number of families/population. (TWG on Income Statistics, NSCB)

Poverty Threshold – annual per capita income required or the amount to be spent to satisfy nutritional requirements (2,000 Kcal) and other basic needs. (TWG on Income Statistics, NSCB)

Retail Price Index (RPI) - measure of the changes of the prices at which retailers dispose of their goods to consumers and end-users. (National Statistics Office)

Subsistence Incidence - proportion of families/population whose annual per capita income falls below the annual per capita food/subsistence threshold to the total number of families/population.  (TWG on Income Statistics, NSCB)

Subsistence and Food Threshold – annual per capita income required or the amount to be spent to satisfy nutritional requirements (2,000 Kcal). (TWG on Income Statistics, NSCB)

Wholesale Price Index (WPI) - measure of the changes in the price level of commodities that flow into the wholesale trade intermediaries. (National Statistics Office)