slp75_81: slp75_81

slp75_81R Documentation

slp75_81

Description

Wooldridge Source: See SLEEP75.RAW Data loads lazily.

Usage

data('slp75_81')

Format

A data.frame with 239 observations on 20 variables:

  • age75: age in 1975

  • educ75: years educ in '75

  • educ81: years educ in '81

  • gdhlth75: = 1 if good hlth in '75

  • gdhlth81: =1 if good hlth in '81

  • male: =1 if male

  • marr75: = 1 if married in '75

  • marr81: =1 if married in '81

  • slpnap75: mins slp wk, inc naps, '75

  • slpnap81: mins slp wk, inc naps, '81

  • totwrk75: minutes worked per week, '75

  • totwrk81: minutes worked per week, '81

  • yngkid75: = 1 if child < 3, '75

  • yngkid81: =1 if child < 3, '81

  • ceduc: change in educ

  • cgdhlth: change in gdhlth

  • cmarr: change in marr

  • cslpnap: change in slpnap

  • ctotwrk: change in totwrk

  • cyngkid: change in yngkid

Used in Text

pages 463-464

Source

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

Examples

 str(slp75_81)

wooldridge documentation built on May 3, 2023, 5:06 p.m.