# R Dataset / Package sem / Kmenta

Submitted by pmagunia on March 9, 2018 - 1:06 PM
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## 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.

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Dataset imported from https://www.r-project.org.