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 0.8-4 Index]