Klein                    Klein's Data on the U. S. Economy
Kmenta                   Partly Artificial Data on the U. S. Economy
mod.indices              Modification Indices for Structural Equation
                         Models
path.diagram             Draw Path Diagram
ram                      RAM Matrix for a Structural-Equation Model
residuals.sem            Residual Covariances for a Structural Equation
                         Model
sem                      General Structural Equation Models
standardized.coefficients
                         Standardized Coefficients for Structural
                         Equation Models
tsls                     Two-Stage Least Squares
