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Comparing NLS, PSID and SIPP
| |
National Longitudinal Surveys (NLS) |
Panel Study of Income Dynamics (PSID) |
Survey of Income & Program Participation (SIPP) |
| Starting date |
1966 |
1968 |
1983 (data begins with 1984) * |
| Sample |
National, including military |
1) National, 2) households at or below 150% poverty line, Latino |
National, noninstitutionalized |
| Periodicity of interviews |
Some biennial, some annual |
Annual |
Monthly |
| Survey design |
Longitudinal |
Longitudinal |
Multistage (panels of 2 1/2 to 4 years duration) |
| Labor force information, employment |
Y |
Y |
Y |
| Job training |
Y |
Y |
Y |
| Retirement decisions |
Y |
Y |
|
| Income sources |
Y |
Y |
Y |
| Household earnings |
Y |
Y |
Y |
| Pensions |
Y |
Y |
Y |
| Government assistance |
Y (Public assistance) |
Y (Public assistance) |
Y (Benefits programs) |
| Schooling, education |
Y |
Y |
Y |
| Marriage |
Y |
Y |
Y |
| Fertility |
Y |
Y |
|
| Child care |
Y |
Y |
Y |
| Child development |
Y |
|
|
| Food expenditures |
|
Y |
|
| Transportation |
Y |
Y |
Y (Assistance) |
| Car ownership |
Y |
Y |
Y |
| Car and home maintenance |
|
Y |
|
| Health |
Y |
Y |
Y |
| Medical expenditures |
|
Y |
|
| Private health insurance |
Y |
Y |
Y |
| Drug & alcohol use |
Y |
Y |
|
| |
|
|
*Predecessor program (1977-1981) was Income Survey Development Program (ISDP) |
