Calculate the reduced dataset to be used in setx
#' This method is used internally
reduce(dataset, s, formula, data, avg = avg)
dataset |
Zelig object data, possibly split to deal with |
s |
list of variables and their tentative |
formula |
a simplified version of the Zelig object formula (typically with 1 on the lhs) |
data |
Zelig object data |
avg |
function of data transformations |
a list of all the model variables either at their central tendancy or
their setx value
Christine Choirat and Christopher Gandrud
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