SOURCE Subcommand (WLS command)
SOURCE
is
used in conjunction with the DELTA
subcommand to compute weights. SOURCE
names the variable that is the source of heteroscedasticity.
- The only specification on
SOURCE
is the name of a variable to be used as the source of heteroscedasticity. - Only one source variable can be specified.
- If neither
SOURCE
norWEIGHT
is specified, the first independent variable specified on theVARIABLES
subcommand is assumed to be the source variable.