| Yit | = | dependent variables (expenditure/utilization measure, In transformed); |
| bk | = | multiple regression coefficients for subgroups of blind, disabled, AFDC adults, AFDC children, title XLX; |
| PCPRit | = | Medicaid eligibles' enrollment rate (percent) for group (it); |
| Rit | = | Number of Medicaid recipients (ln) for group (it); |
| Fit | = | Percent female population for group (it); |
| Wit | = | Percent white population for group (it); |
| Tit | = | Linear time trend consecutively numbered for group (i); |
| Qi1 | = | Dummy variable for FFY quarter 1 group (i); |
| Qi2 | = | Dummy variable for FFY quarter 2 group (i); |
| Qi3 | = | Dummy variable for FFY quarter 3 group (i); |
| Ait | = | Dummy variable for FFY-93 quarter 1 group (i); |
| Gi | = | Dummy variables (21) for each Federal eligibility group; and |
| eit | = | error, IN (0,σ2). |