mvtnorm (>= 1.1-0), sampleSelection (>= 1.2-6), MomTrunc (>=
5.79), PerformanceAnalytics (>= 2.0.4)
mvtnorm (>= 1.1-0), sampleSelection (>= 1.2-6), MomTrunc (>=
5.79), PerformanceAnalytics (>= 2.0.4), ggplot2, methods