Wooldridge Source: K.A. Kiel and K.T. McClain (1995), “House Prices During Siting Decision Stages: The Case of an Incinerator from Rumor Through Operation,” Journal of Environmental Economics and Management 28, 241-255. Professor McClain kindly provided the data, of which I used only a subset. Data loads lazily.

data('kielmc')

Format

A data.frame with 321 observations on 25 variables:

  • year: 1978 or 1981

  • age: age of house

  • agesq: age^2

  • nbh: neighborhood, 1-6

  • cbd: dist. to cent. bus. dstrct, ft.

  • intst: dist. to interstate, ft.

  • lintst: log(intst)

  • price: selling price

  • rooms: # rooms in house

  • area: square footage of house

  • land: square footage lot

  • baths: # bathrooms

  • dist: dist. from house to incin., ft.

  • ldist: log(dist)

  • wind: prc. time wind incin. to house

  • lprice: log(price)

  • y81: =1 if year == 1981

  • larea: log(area)

  • lland: log(land)

  • y81ldist: y81*ldist

  • lintstsq: lintst^2

  • nearinc: =1 if dist <= 15840

  • y81nrinc: y81*nearinc

  • rprice: price, 1978 dollars

  • lrprice: log(rprice)

Used in Text

pages 220, 454-457, 475, 477

Examples

 str(kielmc)
#> 'data.frame':	321 obs. of  25 variables:
#>  $ year    : int  1978 1978 1978 1978 1978 1978 1978 1978 1978 1978 ...
#>  $ age     : int  48 83 58 11 48 78 22 78 42 41 ...
#>  $ agesq   : num  2304 6889 3364 121 2304 ...
#>  $ nbh     : int  4 4 4 4 4 4 4 4 4 4 ...
#>  $ cbd     : num  3000 4000 4000 4000 4000 3000 4000 3000 3000 3000 ...
#>  $ intst   : num  1000 1000 1000 1000 2000 2000 2000 2000 2000 2000 ...
#>  $ lintst  : num  6.91 6.91 6.91 6.91 7.6 ...
#>  $ price   : num  60000 40000 34000 63900 44000 46000 56000 38500 60500 55000 ...
#>  $ rooms   : int  7 6 6 5 5 6 6 6 8 5 ...
#>  $ area    : int  1660 2612 1144 1136 1868 1780 1700 1556 1642 1443 ...
#>  $ land    : num  4578 8370 5000 10000 10000 ...
#>  $ baths   : int  1 2 1 1 1 3 2 2 2 2 ...
#>  $ dist    : num  10700 11000 11500 11900 12100 10000 11700 10200 10500 11000 ...
#>  $ ldist   : num  9.28 9.31 9.35 9.38 9.4 ...
#>  $ wind    : int  3 3 3 3 3 3 3 3 3 3 ...
#>  $ lprice  : num  11 10.6 10.4 11.1 10.7 ...
#>  $ y81     : int  0 0 0 0 0 0 0 0 0 0 ...
#>  $ larea   : num  7.41 7.87 7.04 7.04 7.53 ...
#>  $ lland   : num  8.43 9.03 8.52 9.21 9.21 ...
#>  $ y81ldist: num  0 0 0 0 0 0 0 0 0 0 ...
#>  $ lintstsq: num  47.7 47.7 47.7 47.7 57.8 ...
#>  $ nearinc : int  1 1 1 1 1 1 1 1 1 1 ...
#>  $ y81nrinc: int  0 0 0 0 0 0 0 0 0 0 ...
#>  $ rprice  : num  60000 40000 34000 63900 44000 46000 56000 38500 60500 55000 ...
#>  $ lrprice : num  11 10.6 10.4 11.1 10.7 ...
#>  - attr(*, "time.stamp")= chr "25 Jun 2011 23:03"