gew {VGAM} | R Documentation

## General Electric and Westinghouse Data

### Description

General Electric and Westinghouse capital data.

### Usage

    data(gew)

### Format

A data frame with 20 observations on the following 6 variables.

y1
  a numeric vector which may be regarded as investment figures for the two companies
x1
  market values
x2
  capital stocks
y2
  a numeric vector which may be regarded as investment figures for the two companies
x3
  market values
x4
  capital stocks

### Details

The period is 1934 to 1953.

### Source

Unknown.

### References

Zellner, A. (1962) An efficient method of estimating seemingly unrelated regressions and tests for aggregation bias. Journal of the American Statistical Association, 57, 348–368.

### Examples

    str(gew)

[Package VGAM version 0.7-9 Index]