current var issues current issues related var credit models 1 factor loadings fl primary commodities code tested factors loadings calculated every primary curve examined closely research using different number maturities fl calculations selecting good curves setting mappings others rac 2 reviewing power var model implementing term structure correlations preliminary research progress research implemented implementing caps var model jumps intramonth prices examine prices behavior research 3 historical ff vols research rac 4 interest rate fx preliminary research completed research implementation risktrack 5 credit model resolving problem identical runs giving different results research help 6 mg metals var model merging risktrack rac research refining model research 7 var calculations uk curves merging risktrack elimination spreadsheets rac research looking closely var calculations commodity 8 merchant portfolio var unification equity var model 9 fat tails modeling research let know missed thank tanya