-------------------------------------------------------------------------------------------

 

[STATA commands and my notes in Bold]

       log:  C:\AAA Miker Files\newer web pages\soc_meth_proj3\first class_2003.log

  log type:  text

 opened on:  12 May 2003, 11:06:42

 

. use "C:\AAA Miker Files\newer web pages\soc_meth_proj3\cps_y2k_numeric.dta", clear

 

[opening the log and opening the dataset are best performed from the menus]

 

. describe

 

Contains data from C:\AAA Miker Files\newer web pages\soc_meth_proj3\cps_y2k_numeric.dta

  obs:       133,710                         

 vars:            39                          30 May 2001 12:57

 size:     9,493,410 (9.4% of memory free)

-------------------------------------------------------------------------------

              storage  display     value

variable name   type   format      label      variable label

-------------------------------------------------------------------------------

phseq           str5   %9s                    household sequence number p2

pernum          byte   %8.0g                 

age             byte   %8.0g                  p15

maritl          byte   %26.0g      marlbl     Marital Status p17

sex             byte   %8.0g       sexnm      p20

vet             byte   %22.0g      vetnm      veteran status p21

hga             byte   %8.0g                  Educational Attainment p22

race            byte   %11.0g      racenm     p25

reorigin        byte   %8.0g                  Hispanic Origin p27

hrs1            byte   %8.0g                  hours worked last week p76

clswkr          byte   %32.0g      cwrknm     sector of worker p109

grswk           int    %9.0g                  gross weekly wages p135

unmem           byte   %13.0g      unnm       labor union member p139

lfsr            byte   %28.0g      lfsrnm     labor force status p145

ernval          float  %9.0g                  main job last year earnings p228

ssval           long   %12.0g                 last year soc security payments

                                                p291

pawval          int    %12.0g                 last year welfare payments p305

wgt2            int    %9.0g                  rounded weight based on p50

ernval2         float  %9.0g                  main job earnings, losses

                                                recoded to zero

htype           byte   %37.0g      htpnm      household type h25

state           byte   %8.0g                  HG-ST60, or simply state of

                                                residence h40

hpmsasz         byte   %8.0g                  metropolitan area size h56

hcccr           byte   %8.0g                  residence in central city h58

frelu18         byte   %8.0g                  number of kids in fam under 18

                                                f29

povll           byte   %8.0g                  ratio of fam income to poverty

                                                level f38

fwsval          float  %9.0g                  family income f48

famwgt2         int    %8.0g                  adjusted family weight f233

yrsed           float  %9.0g                  years of education, from hga

citizen         byte   %33.0g      citnm      citizenship p733

health          byte   %11.0g      hlthnm     self reported health status p800

occ             int    %8.0g                  occupation P 106

ptotr           byte   %8.0g                  total person income categories

                                                P466

penatvty        int    %8.0g                  country of birth P 722,

                                                Appendix H

pemntvty        int    %8.0g                  Mother's country of birth,

                                                P725, appendix H

pefntvty        int    %8.0g                  Father's country of birth,

                                                P728, appendix H

peinusyr        byte   %8.0g                  time of immigration, P 731

pxnatvty        byte   %8.0g                  allocation flag for country of

                                                birth P 734

hgmsac          int    %8.0g                  metropolitan area code, h44,

                                                appendix E

pppos2          byte   %8.0g                  family sequence number within

                                                each household p46

-------------------------------------------------------------------------------

Sorted by:  race 

 

. tabulate sex

 

        p20 |      Freq.     Percent        Cum.

------------+-----------------------------------

       male |      64791       48.46       48.46

     female |      68919       51.54      100.00

------------+-----------------------------------

      Total |     133710      100.00

 

. tabulate race

 

        p25 |      Freq.     Percent        Cum.

------------+-----------------------------------

      White |     113475       84.87       84.87

      Black |      13626       10.19       95.06

Amer Indian |       1894        1.42       96.47

      Asian |       4715        3.53      100.00

------------+-----------------------------------

      Total |     133710      100.00

 

. tabulate race [fweight=wgt2]

 

        p25 |      Freq.     Percent        Cum.

------------+-----------------------------------

      White |  224256269       82.07       82.07

      Black |   35370557       12.95       95.02

Amer Indian |    2837831        1.04       96.06

      Asian |   10769164        3.94      100.00

------------+-----------------------------------

      Total |  273233821      100.00

 

[Note the difference between weighted and unweighted data]

 

. summarize pawval

 

    Variable |     Obs        Mean   Std. Dev.       Min        Max

-------------+-----------------------------------------------------

      pawval |  133710    31.36108   421.0593          0      25000

 

 

 

[$31 dollars per person doesn't seem like a lot of money, but then most people get zero]

 

. summarize pawval, detail

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%            0              0

 5%            0              0

10%            0              0       Obs              133710

25%            0              0       Sum of Wgt.      133710

 

50%            0                      Mean           31.36108

                        Largest       Std. Dev.      421.0593

75%            0          15600

90%            0          19999       Variance       177290.9

95%            0          23292       Skewness       19.34523

99%            0          25000       Kurtosis       522.8002

 

.[99% of the population gets zero in welfare]

 

. summarize pawval if pawval>0, detail

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%           26              1

 5%          214              1

10%          450              1       Obs                1289

25%         1026              1       Sum of Wgt.        1289

 

50%         2664                      Mean           3253.134

                        Largest       Std. Dev.      2813.505

75%         4668          15600

90%         7000          19999       Variance        7915809

95%         8400          23292       Skewness        1.79416

99%        12648          25000       Kurtosis       9.428488

 

. summarize pawval if pawval>0 [fweight=wgt2], detail

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%           26              1

 5%          200              1

10%          400              1       Obs             2557520

25%          972              4       Sum of Wgt.     2557520

 

50%         2412                      Mean           3088.576

                        Largest       Std. Dev.      2815.483

75%         4200          14760

90%         6480          19999       Variance        7926943

95%         8400          23292       Skewness       2.080939

99%        12084          25000       Kurtosis       11.32371

 

. sort sex

 

. by sex: summarize pawval if pawval>0, detail

 

__________________________________________________________________

> _____________

-> sex = male

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%            4              1

 5%          113              4

10%          240             12       Obs                 188

25%        829.5             12       Sum of Wgt.         188

 

50%         2481                      Mean           2979.622

                        Largest       Std. Dev.      2644.509

75%       4337.5           8892

90%         6600          11580       Variance        6993429

95%         8400          13200       Skewness       1.260811

99%        13200          13800       Kurtosis       4.869903

 

__________________________________________________________________

> _____________

-> sex = female

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%           48              1

 5%          280              1

10%          480              1       Obs                1101

25%         1074             12       Sum of Wgt.        1101

 

50%         2766                      Mean           3299.837

                        Largest       Std. Dev.      2839.866

75%         4692          15600

90%         7152          19999       Variance        8064841

95%         8400          23292       Skewness       1.863679

99%        12084          25000       Kurtosis       9.951343

 

 

. by sex: summarize pawval if pawval>0 [fweight=wgt2], detail

 

__________________________________________________________________

> _____________

-> sex = male

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%           12              1

 5%          113              4

10%          240             12       Obs              355923

25%          819             12       Sum of Wgt.      355923

 

50%         2514                      Mean           2990.004

                        Largest       Std. Dev.      2689.037

75%         4224           8892

90%         6960          11580       Variance        7230921

95%         8400          13200       Skewness       1.263455

99%        11580          13800       Kurtosis       4.509215

 

__________________________________________________________________

> _____________

-> sex = female

 

               last year welfare payments p305

-------------------------------------------------------------

      Percentiles      Smallest

 1%           53              1

 5%          240              1

10%          402             12       Obs             2201597

25%         1000             26       Sum of Wgt.     2201597

 

50%         2412                      Mean           3104.512

                        Largest       Std. Dev.      2835.074

75%         4160          14760

90%         6318          19999       Variance        8037644

95%         8400          23292       Skewness       2.191611

99%        12648          25000       Kurtosis       12.17824

 

 

. summarize  ernval2

 

    Variable |     Obs        Mean   Std. Dev.       Min        Max

-------------+----------------------------------------------------

     ernval2 |  133710    15373.05   26884.27          0     362302

 

. summarize  ernval2

 

    Variable |     Obs        Mean   Std. Dev.       Min        Max

-------------+-----------------------------------------------------

     ernval2 |  133710    15373.05   26884.27          0     362302

 

. summarize  ernval2, detail

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%            0              0

 5%            0              0

10%            0              0       Obs              133710

25%            0              0       Sum of Wgt.      133710

 

50%         1700                      Mean           15373.05

                        Largest       Std. Dev.      26884.27

75%        23565         362302

90%        45000         362302       Variance       7.23e+08

95%        60000         362302       Skewness       3.955539

99%       117000         362302       Kurtosis       28.44627

 

. summarize  ernval2 if age>20 & age<65, detail

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%            0              0

 5%            0              0

10%            0              0       Obs               75914

25%         5000              0       Sum of Wgt.       75914

 

50%        19500                      Mean           25874.98

                        Largest       Std. Dev.      30901.43

75%        35000         362302

90%        56000         362302       Variance       9.55e+08

95%        75000         362302       Skewness       3.388729

99%       150000         362302       Kurtosis       21.81292

 

. summarize  ernval2 if age>20 & age<65 & ernval2>0, detail

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%          360              1

 5%         2500              1

10%         5000              1       Obs               62648

25%        12800              1       Sum of Wgt.       62648

 

50%        24960                      Mean           31354.12

                        Largest       Std. Dev.      31389.64

75%        40000         362302

90%        60000         362302       Variance       9.85e+08

95%        80000         362302       Skewness       3.507321

99%       197387         362302       Kurtosis       22.09524

 

. by sex: summarize  ernval2 if age>20 & age<65 & ernval2>0 [fweight=wgt2], detail

 

________________________________________________________________________

> _______

-> sex = male

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%          600              1

 5%         4500              1

10%         8500              1       Obs            67894423

25%        18000              1       Sum of Wgt.    67894423

 

50%        31000                      Mean           40027.19

                        Largest       Std. Dev.      37704.15

75%        50000         362302

90%        75000         362302       Variance       1.42e+09

95%       100000         362302       Skewness       2.932063

99%       229339         362302       Kurtosis        14.6763

 

________________________________________________________________________

> _______

-> sex = female

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%          280              1

 5%         1680              1

10%         3600              1       Obs            61355837

25%        10000              1       Sum of Wgt.    61355837

 

50%        20000                      Mean           23874.06

                        Largest       Std. Dev.      21717.82

75%        32000         284133

90%        47000         284133       Variance       4.72e+08

95%        60000         333564       Skewness       3.286336

99%       100000         333564       Kurtosis       25.66604

 

 

. by sex: summarize  ernval2 if age>20 & age<65 & ernval2>0 & occ== 178 [fweight=wgt2], detail

 

[occ==178 are the lawyers, see the documentation, esp the index of occupational codes]

 

________________________________________________________________________

> _______

-> sex = male

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%            1              1

 5%        12000              1

10%        25000              1       Obs              634637

25%        45000              1       Sum of Wgt.      634637

 

50%        85000                      Mean           98741.13

                        Largest       Std. Dev.      69309.71

75%       125000         229339

90%       229339         229339       Variance       4.80e+09

95%       229339         229339       Skewness       .8406135

99%       229339         229339       Kurtosis       2.631127

 

________________________________________________________________________

> _______

-> sex = female

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%          260            260

 5%         3200           1000

10%        10400           2160       Obs              293371

25%        30000           3000       Sum of Wgt.      293371

 

50%        45000                      Mean           62148.52

                        Largest       Std. Dev.      48241.36

75%        90000         197387

90%       130000         197387       Variance       2.33e+09

95%       150000         197387       Skewness       1.181763

99%       197387         197387       Kurtosis       3.886878

 

 

. by sex: summarize  ernval2 if age>20 & age<65 & ernval2>0 & occ== 178, detail

 

________________________________________________________________________

> _______

-> sex = male

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%            1              1

 5%        12000              1

10%        25000              1       Obs                 282

25%        45000              1       Sum of Wgt.         282

 

50%        82000                      Mean           97762.75

                        Largest       Std. Dev.      70088.99

75%       120000         229339

90%       229339         229339       Variance       4.91e+09

95%       229339         229339       Skewness       .9811787

99%       229339         362302       Kurtosis       3.175355

 

________________________________________________________________________

> _______

-> sex = female

 

          main job earnings, losses recoded to zero

-------------------------------------------------------------

      Percentiles      Smallest

 1%         1000            260

 5%         4900           1000

10%      11115.5           2160       Obs                 130

25%        34500           3000       Sum of Wgt.         130

 

50%        46000                      Mean           62693.02

                        Largest       Std. Dev.      46890.42

75%        90000         197387

90%       126500         197387       Variance       2.20e+09

95%       150000         197387       Skewness        1.17612

99%       197387         197387       Kurtosis       4.077507

 

 

. exit, clear