Dataset: earns
Generated on: 2025-08-05
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earns                package:wooldridge                R Documentation

earns

Description:

     Wooldridge Source: Economic Report of the President, 1989, Table
     B-47. The data are for the non-farm business sector. Data loads
     lazily.

Usage:

     data('earns')
     
Format:

     A data.frame with 41 observations on 14 variables:

        • *year:* 1947 to 1987

        • *wkearns:* avg. real weekly earnings

        • *wkhours:* avg. weekly hours

        • *outphr:* output per labor hour

        • *hrwage:* wkearns/wkhours

        • *lhrwage:* log(hrwage)

        • *loutphr:* log(outphr)

        • *t:* time trend: t=1 to 47

        • *ghrwage:* lhrwage - lhrwage[_n-1]

        • *goutphr:* loutphr - loutphr[_n-1]

        • *ghrwge_1:* ghrwage[_n-1]

        • *goutph_1:* goutphr[_n-1]

        • *goutph_2:* goutphr[_n-2]

        • *lwkhours:* log(wkhours)

Notes:

     These data could be usefully updated, but changes in reporting
     conventions in more recent ERPs may make that difficult.

     Used in Text: pages 363-364, 398, 407

Source:

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

Examples:

      str(earns)