import(MASS)
import(trust)
importFrom("graphics", "axis", "lines", "plot.new", "plot.window", "rect")
export(histw, myinv, loglik, loglik.g,
       mn.lik, mn.clik,
       mn.HT, mn.reg, mn.creg,
       ate.lik, ate.clik,
       ate.HT, ate.reg, ate.creg)
