| hpno | person number |
| hficode | income receipt code |
| hnfr | number of income receipts totalled here |
| hfrall | received payment each month |
| hfr01 | payment received in september 1997 |
| hfr02 | payment received in october 1997 |
| hfr03 | payment received in november 1997 |
| hfr04 | payment received in december 1997 |
| hfr05 | payment received in january 1998 |
| hfr06 | payment received in february 1998 |
| hfr07 | payment received in march 1998 |
| hfr08 | payment received in april 1998 |
| hfr09 | payment received in may 1998 |
| hfr10 | payment received in june 1998 |
| hfr11 | payment received in july 1998 |
| hfr12 | payment received in august 1998 |
| hfr13 | payment received in september 1998 |
| hfr14 | payment received in october 1998 |
| hfr15 | payment received in november 1998 |
| hfr16 | payment received in december 1998 |
| hfr17 | payment received in january 1999 |
| hfrnow | is still receiving payment |
| hfrval | last amount received |
| hfrw | weeks covered by last amount received |
| hfrjt | last payment: sole or joint recipient |
| hfrjtpn | pno of joint recipient |
| hhid | household identification number |
| hfiseq | income receipt sequence number |
| hfim09l | estimated income in september 1997 |
| hfim10l | estimated income in october 1997 |
| hfim11l | estimated income in november 1997 |
| hfim12l | estimated income in december 1997 |
| hfim01t | estimated income in january 1998 |
| hfim02t | estimated income in february 1998 |
| hfim03t | estimated income in march 1998 |
| hfim04t | estimated income in april 1998 |
| hfim05t | estimated income in may 1998 |
| hfim06t | estimated income in june 1998 |
| hfim07t | estimated income in july 1998 |
| hfim08t | estimated income in august 1998 |
| hfim09t | estimated income in september 1998 |
| hfim10t | estimated income in october 1998 |
| hfim11t | estimated income in november 1998 |
| hfim12t | estimated income in december 1998 |
| hfim01n | estimated income in january 1999 |
| hfrjtvf | joint receipt verification flag |
| hfrvali | imputation flag – hfrval (base) |
| pid | cross-wave person identifier |
| pidp | Cross-wave person identifier (UKHLS) |