R Dataset / Package wooldridge / fertil3

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-81401.csv 21.03 KB
Documentation

fertil3

Description

Data loads lazily. Type data(fertil3) into the console.

Usage

data(fertil3)

Format

A data.frame with 72 rows and 24 variables:

  • gfr. births per 1000 women 15-44

  • pe. real value pers. exemption, $

  • year. 1913 to 1984

  • t. time trend, t=1,...,72

  • tsq. t^2

  • pe_1. pe[_n-1]

  • pe_2. pe[_n-2]

  • pe_3. pe[_n-3]

  • pe_4. pe[_n-4]

  • pill. =1 if year >= 1963

  • ww2. =1, 1941 to 1945

  • tcu. t^3

  • cgfr. change in gfr: gfr - gfr_1

  • cpe. pe - pe_1

  • cpe_1. cpe[_n-1]

  • cpe_2. cpe[_n-2]

  • cpe_3. cpe[_n-3]

  • cpe_4. cpe[_n-4]

  • gfr_1. gfr[_n-1]

  • cgfr_1. cgfr[_n-1]

  • cgfr_2. cgfr[_n-2]

  • cgfr_3. cgfr[_n-3]

  • cgfr_4. cgfr[_n-4]

  • gfr_2. gfr[_n-2]

Source

https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041

Examples

 str(fertil3)
--

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

Documentation License
GNU General Public License v2.0

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