dplyr, emdbook, fBasics, Formula, gsl, marqLevAlg, MASS,
maxLik, methods, moments, nleqslv, numDeriv, primes, qrng,
randtoolbox, trustOptim, ucminf
cubature, fastGHQuad, Formula, marqLevAlg, maxLik, methods,
mnorm, nleqslv, plm, qrng, randtoolbox, sandwich, stats,
texreg, trustOptim, ucminf