integer $exogenous getobjinfo(exDwellMSSw[], $exogenous; info=dataElement, default=1) if $exogenous == 0 matDUSRU[pz,dt,ts] = insert (matDUSRU_endog[pz,dt]) else matDUSRU[pz,dt,ts] = matDUSRU_Exog[pz,dt,ts] endif