Appendix


Table A1: Results from Estimating Year 12 Apparent Retention Rates

Table A2: Results From Estimating Year 12 Application Rates

Table A3: Results From Estimating Mature Age Application Rates

Table A4: Results From Estimating Effect of Differential HECS on Applications by Discipline


Table A1: Results from Estimating Year 12 Apparent Retention Rates

Variable Model 1 Model 2 Model 3 Model 4 Model 5
Constant 20.177** 21.236** -19.251   20.556** 22.005* 
FTPOP -0.420** -0.432** -0.677** -0.426** -0.514**
PTPOP - - -0.036   - -
RWJ(-1) - - - - -0.109  
POP - - 0.046** - 0.012  
CHANGE -8.527** -8.474** - -8.483** -7.589**
RET(-1) 0.926** 0.909   0.624** 0.934** 0.846**
HECS - 0.345   - - -
Diagnostic Tests
Adjusted R2 0.996   0.996   0.989   0.995   0.996  
DW 2.028   2.046   0.846   1.983   2.056  
F Statistic 1339.615** 938.067** 492.608** 936.8** 962.133**

Notes: *, ** denotes significance at the 10 and 5 per cent levels respectively.
N = 19

Grainger Causality Test Results

Null Hypothesis F-statistic Probability
Lagged 2 periods
FTPOP does not cause RET 4.284 0.039
RET does not cause FTPOP 6.095 0.015
Lagged 3 periods
FTPOP does not cause RET 16.438 0.001
RET does not cause FTPOP 2.382 0.137
Lagged 4 periods
FTPOP does not cause RET 6.431 0.023
RET does not cause FTPOP 1.973 0.218
Lagged 5 periods
FTPOP does not cause RET 6.441 0.078
RET does not cause FTPOP 2.813 0.212

Where:

Table A2: Results From Estimating Year 12 Application Rates

Variable Model 1 Model 2 Model 3 Model 4 Model 5 Model 6 Model 7
Constant 0.587 -0.414   0.697   0.741*  -0.356   -0.455   0.378
LnApp12(-1) -0.433** -0.425*  - -0.457** -0.598** -0.647** -0.456**
U 0.004** 0.005**  0.006*  0.004** 0.001   -0.002** 0.006
U(-1) -0.007** -0.007** -0.008** -0.007** -0.006*  -0.005** -0.007**
HECSI -0.253** -0.194** -0.234** -0.259** -0.366** -0.289** -0.175  
HECSII - - - -0.048   - - -
HECSIII 0.174** 0.180** 0.113*  0.172** 0.240** 0.224** 0.124  
RWJ -0.005** - -0.005   -0.006** -0.002   - -0.006  
VETPOP - - - - - - -0.603  
UD(-1) - - - - - 1.25E-06**  
YR12 - - - - 3029E-06* -  
Diagnostic Tests
Adjusted R2 0.904   0.792   0.719   0.936   0.958   0.991   0.883  
DW 1.313   1.512   3.190   2.317   2.354   2.573   1.109  
F Statistic 18.238** 9.3400** 6.630** 23.798** 36.757** 169.5168** 12.839**

Notes: *, ** denotes significance at the 10 and 5 per cent levels respectively.
N = 13

Regressing Year 12 Students on the Number of Unemployed Teenagers Looking for Full-time Employment

U = -16.687 +     0.0002YR12 +     0.587U(-1)
        12.710         6.86E-05**        0.170**

Adjusted R2 = 0.667     DW = 1.850     F-statistic = 12.009**

Where:

Table A3: Results From Estimating Mature Age Application Rates

Variable Model 1 Model 2 Model 3 Model 4 Model 5
Constant 0.035** 0.036** 0.035** 0.025 0.022**
EMPOP -0.0002* -0.0002 -0.0002 -0.0002 -0.0002*
RW -3.87E-05* -4.71E-05 -3.84E-05 -6.65E-06 -
Trend 0.0005** 0.0005** 0.0005** 0.0004** 0.0006**
HECSI - -0.0005 - - -
HECSII -0.001** -0.002* -0.001* -0.001 -0.002**
HECSIII - 0.0003 - - -
VETPOP - - 1.74E-05 - -
UD(-1) - - - 1.81E-08 -
Diagnostic Tests
Adjusted R2 0.948 0.933 0.941 0.875 0.928
DW 2.694 2.985 2.601 3.615 2.086
F Statistic 55.764** 28.987** 39.041** 13.64** 52.468**

Notes: *, ** denotes significance at the 10 and 5 per cent levels respectively.
N = 13

Where:

Table A4: Results From Estimating Effect of Differential HECS
on Applications by Discipline

Variable Model 1 Model 2
Constant - -0.259
Band2 - -1.510
Band3 - 6.870
Science -7.306* -
Engineering -0.912 -
Architecture -4.822 -
Business/economics -1.287 -
Arts -6.894* -
Education 5.533 -
Health 1.900 -
Law 6.233 -
Veterinary Science 25.900** -
Medicine -0.200 -
Agriculture 12.543* -
Diagnostic Tests
Adjusted R2 0.061 0.010
DW 2.319 2.027
F Statistic 1.826 1.671

Notes: *, ** denotes significance at the 10 and 5 per cent levels respectively.
N = 127


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