predictedShares: Predicted shares for predicted share relative price...
In IndexNumR: Index Number Calculation

predictedShares

R Documentation

Predicted shares for predicted share relative price dissimilarity

You should not need to call this function directly unless the shares themselves are of interest. Other functions will call this function internally.

predictedShares(x, pvar, qvar, pervar, prodID)

`x`	A dataframe containing price, quantity, a time period identifier and a product identifier. It must have column names.
`pvar`	A character string for the name of the price variable
`qvar`	A character string for the name of the quantity variable. For elementary indexes a quantity variable is not required for the calculations and you must specify qvar = "".
`pervar`	A character string for the name of the time variable. This variable must contain integers starting at period 1 and increasing in increments of 1 period. There may be observations on multiple products for each time period.
`prodID`	A character string for the name of the product identifier