A specific example is the analysis of relative changes in productivity, measured statistically as output per man or per manhour. For example, sale of a product depends on a number of factors such as its price, quality, competition, the income of the consumers, and so on. You can reduce the time required to search a long pdf by embedding an index of the words in the document. Statistics definitions an index number is the measure of change in. Index numbers are a useful way of expressing economic data time series and comparing contrasting information. Basic index number theory international monetary fund. Select the font and size, etc, place the cursor on the appropriate site to insert the page number, click the insert page number button, and click ok. Basic index number theory 371 approaches are also possible. Index numbers are one of the most used statistical tools in economics.
Before a definition of a microeconomic price index is presented. The embedded index is included in distributed or shared copies of the pdf. Indices or powers mctyindicespowers20091 a knowledge of powers, or indices as they are often called, is essential for an understanding of most algebraic processes. Index number definition of index number by merriamwebster. Construction of price index numbers formula and examples 5. In this section of text you will learn about powers and rules for manipulating them through a number of worked examples. Index numbers made from the market prices and from the import and export values. A study of the rise or fall in the value of money is essential for determining the direction of production and employment to facilitate future payments and to know changes in the real income of different groups of people at different places and times. Commodities units price rs 2007 price rs 2008 sugar quintal 2200 3200 milk quintal 18 20 oil litre 68 71 wheat quintal 900 clothing meter 50 60. Instead of choosing the basket of period 0 or 1 or an average of these two baskets, it is possible to choose a basket that pertains to an entirely different period, say, period b.
Productivity measures, used as indicators of relative economic performance in fisheries, portray fishery trends and problems. For example, national income of a country for a single year is not statistics but the same for two or more years is statistics. The index number is then expressed as 100 times the ratio to the base value. The average relatives obtained through this process are called the index numbers.
Index numbers in economics explained economics tutor2u. An index number is a statistical value that measures the change. Consumer price indices and purchasing power parities are examples of the former and latter type of use respectively. With itext7, i like to get pdf page number by form field but i cant find method or property of getting page number.