d SJ6-4 st0112.  Calculate grouping indicator for linked...
d Calculate grouping indicator for linked employer-employee
d   data
d by Martyn Andrews, University of Manchester
d    Thorsten Schank, Universitat Erlangen
d    Richard Upward, University of Nottingham
d Support:  martyn.andrews@@man.ac.uk, thorsten.schank@@wiso.uni-erlangen.de,
d           richard.upward@@nottingham.ac.uk
d After installation, type help ^grouping^

f st0112/grouping.ado
f st0112/grouping.hlp