Can a country’s score in the latest CPI be compared with last year? Yes. As part of the update to the methodology used to calculate the CPI in 2012, we established the new scale of 0-100. Each country ...

The Social Security Administration specifically uses the CPI-W, a subset that reflects the purchasing habits of urban wage earners and clerical workers. To calculate the COLA, the Social Security ...

There are several common ways to compute the percent change in a time series. This section illustrates the use of LAG and DIF functions by showing SAS statements for ...

To get a better handle on what compound interest means for your credit card debt, divide the APR by 12 to compute the monthly percentage rate. Then multiply that rate by the average daily balance ...

The most direct way to compute leads is to use the EXPAND procedure. For example proc expand data=uscpi out=uscpi method=none; id date; convert cpi=cpilead1 / transform=( lead 1 ); convert ...