R: Partly Artificial Data on the U. S. Economy

Kmenta {sem} | R Documentation

## Partly Artificial Data on the U. S. Economy

### Description

These are partly contrived data from Kmenta (1986), constructed to illustrate estimation of a simultaneous-equation model.

The `Kmenta` data frame has 20 rows and 5 columns.

### Usage

    Kmenta

### Format

This data frame contains the following columns:

Q

  food consumption per capita.

P

  ratio of food prices to general consumer prices.

D

  disposable income in constant dollars.

F

  ratio of preceding year's prices received by farmers to general consumer prices.

A

  time in years.

### Details

The exogenous variables `D`, `F`, and `A` are based on real data; the endogenous variables `P` and `Q` were generated by simulation.

### Source

Kmenta, J. (1986) Elements of Econometrics, Second Edition, Macmillan.

[Package sem version 3.1-13 Index]