id: family identifier
pyears: years in pension plan
prftshr: =1 if profit sharing plan
choice: =1 if can choose method invest
female: =1 if female
married: =1 if married
age: age in years
educ: highest grade completed
finc25: $15,000 < faminc92 <= $25,000
finc35: $25,000 < faminc92 <= $35,000
finc50: $35,000 < faminc92 <= $50,000
finc75: $50,000 < faminc92 <= $75,000
finc100: $75,000 < faminc92 <= $100,000
finc101: $100,000 < faminc92
wealth89: net worth, 1989, $1000
black: =1 if black
stckin89: =1 if owned stock in 1989
irain89: =1 if had IRA in 1989
pctstck: 0=mstbnds,50=mixed,100=mststcks