cond.rest.betaD(wD, muD, alphaD, betaD, thetaD, wR, muR, alphaR, betaR, sub, item, lag, sig2beta)wD here~~muD here~~alphaD here~~betaD here~~thetaD here~~wR here~~muR here~~alphaR here~~betaR here~~sub here~~item here~~lag here~~sig2beta here~~