Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Figure A1

Figure A2

Summary statistics before and after the introduction of TRIS, females
| Control period | Treatment 1 | Treatment 2 | ||||
|---|---|---|---|---|---|---|
| 2004–05 | 2005–06 | 2006–07 | ||||
| Mean | Std. dev. | Mean | Std. dev. | Mean | Std. dev. | |
| ITR, PAYG, plus ABS estimates | ||||||
| Income year | 2004–05 | 0.00 | 2005–06 | 0.00 | 2006–07 | 0.00 |
| Age at June 30 | 54.98 | 1.00 | 54.99 | 1.00 | 54.98 | 1.00 |
| Employment rates | ||||||
| NIFW Indicator 2 | 0.69 | 0.46 | 0.71 | 0.46 | 0.72 | 0.45 |
| NIFW Indicator 3 | 0.62 | 0.49 | 0.64 | 0.48 | 0.66 | 0.47 |
| SW indicator | 0.61 | 0.49 | 0.63 | 0.48 | 0.65 | 0.48 |
| Earned income | ||||||
| NIFW Indicator 2 ($) | 35,971 | 29,205 | 38,557 | 32,599 | 41,412 | 36,773 |
| NIFW Indicator 3 ($) | 36,616 | 27,720 | 39,237 | 30,703 | 41,915 | 33,900 |
| SW indicator ($) | 36,251 | 26,713 | 38,861 | 29,807 | 41,385 | 32,733 |
| Observations (number) | 252,876 | na | 256,564 | na | 261,864 | na |
| ITR observations only | ||||||
| Income year | 2004–05 | 0.00 | 2005–06 | 0.00 | 2006–07 | 0.00 |
| Age at June 30 | 54.96 | 1.00 | 54.97 | 1.00 | 54.96 | 1.00 |
| Employment rates | ||||||
| NIFW Indicator 2 | 0.88 | 0.32 | 0.89 | 0.31 | 0.90 | 0.30 |
| NIFW Indicator 3 | 0.79 | 0.41 | 0.80 | 0.40 | 0.82 | 0.39 |
| SW indicator | 0.78 | 0.42 | 0.79 | 0.41 | 0.80 | 0.40 |
| Earned income | ||||||
| NIFW Indicator 2 ($) | 36,353 | 29,213 | 35,699 | 31,473 | 41,818 | 36,853 |
| NIFW Indicator 3 ($) | 37,060 | 27,679 | 39,696 | 30,705 | 42,380 | 33,909 |
| SW indicator ($) | 36,692 | 26,649 | 39,317 | 29,790 | 41,838 | 32,729 |
| Controls | ||||||
| Reported spouse | 0.51 | 0.50 | 0.56 | 0.50 | 0.56 | 0.50 |
| Self-prepared tax return | 0.23 | 0.42 | 0.23 | 0.42 | 0.24 | 0.43 |
| Business and PSI income | 0.05 | 0.22 | 0.05 | 0.22 | 0.06 | 0.24 |
| Partnership and trust income | 0.26 | 0.44 | 0.25 | 0.43 | 0.24 | 0.42 |
| Dividend income | 0.40 | 0.49 | 0.38 | 0.49 | 0.37 | 0.48 |
| Rental income | 0.20 | 0.40 | 0.20 | 0.40 | 0.21 | 0.40 |
| Remoteness | ||||||
| Major cities | 0.69 | 0.46 | 0.69 | 0.46 | 0.69 | 0.46 |
| Inner regional | 0.20 | 0.40 | 0.20 | 0.40 | 0.20 | 0.40 |
| Outer regional | 0.08 | 0.28 | 0.08 | 0.28 | 0.08 | 0.28 |
| Remote and very remote | 0.01 | 0.12 | 0.01 | 0.12 | 0.01 | 0.12 |
| Not available | 0.01 | 0.08 | 0.01 | 0.09 | 0.01 | 0.10 |
| Observations (number) | 192,587 | na | 199,174 | na | 206,331 | na |
Hypothetical TRIS use cases in 2005–06
| Intended use: reducing labor ($ 000s) | Moderate use: bolstering income ($ 000s) | Aggressive use: tax planning ($ 000s) | Notes | ||
|---|---|---|---|---|---|
| Benchmark | |||||
| A | Earnings from work | 80.0 | 100.0 | 140.0 | |
| B | Income tax on earnings | 21.9 | 30.6 | 49.4 | 2004–05 schedule |
| C | Posttax earnings | 58.1 | 69.5 | 90.7 | =A – B |
| D | Employer contributions | 7.2 | 9.0 | 12.6 | =A*0.09a |
| E | Salary-sacrificed contributions | 0.0 | 0.0 | 0.0 | |
| F | Tax on contributions | 1.1 | 1.4 | 1.9 | =(D+E)*0.15 |
| Using TRIS | |||||
| H | Earnings from work | 56.0 | 100.0 | 0.0 | |
| I | TRIS | 19.1 | 25.0 | 35.0 | =R*0.1b |
| J | Assessable income | 75.1 | 125.0 | 35.0 | =H+I |
| K | Tax on earnings | 19.8 | 42.8 | 6.4 | 2004–05 schedule |
| L | TRIS tax offset | 2.9 | 3.8 | 5.3 | =H*0.15 |
| M | Tax minus TRIS offset | 17.0 | 39.0 | 1.1 | =K+L |
| N | Posttax earnings | 58.1 | 86.0 | 33.9 | =J – M |
| O | Employer contributions | 5.0 | 9.0 | 12.6 | =H*.09a |
| P | Salary-sacrificed contributions | 0.0 | 0.0 | 140.0 | |
| Q | Tax on contributions | 0.8 | 1.4 | 22.9 | =O+P*0.15 |
| R | Superannuation balance | 200.0 | 250.0 | 350.0 | A*2.5c |
| Difference | |||||
| S | After-tax earnings | 0.0 | 16.6 | −56.8 | =N – C |
| T | Tax on income | −4.9 | 8.5 | −48.2 | =M – B |
| U | Super contributions | −2.2 | 0.0 | 140.0 | =O+P – D |
| V | Tax on contributions | −0.3 | 0.0 | 21.0 | =Q – F |
| W | Tax paid | −5.3 | 8.5 | −27.2 | =U+W |
“Net income from working Indicator 2”: adjusted Australian Taxation Office definition
| Net income from working | ||
|---|---|---|
| = | Total gross salary and wage payments | (1) |
| + | Income from allowances, earnings, tips, director's fees, etc. | (2) |
| + | Attributed personal services income | (3) |
| + | Total reportable fringe benefits (RFB) amounts (if RFB ≥ RFB threshold) | (4) |
| – | Work-related car expenses | (5) |
| – | Work-related travel expenses | (6) |
| – | Work-related clothing expenses | (7) |
| – | Work-related self-education expenses | (8) |
| – | Other work-related expenses | (9) |
| – | Low-value pool deductiona | (10) |
| + | Net income from working (Appendix section)b | (11) |
| + | Total employer superannuation contributions | (12) |
Labor supply rates in periods before and after the introduction of TRIS
| Pre-TRIS 2004–05 | TRIS 2005–06 | Difference (2 – 1) | Difference-in-difference | ||
|---|---|---|---|---|---|
| Males | |||||
| A | NIFW Indicator 2 | ||||
| Treatment (age: 56 years) [249,728] | 0.7977 (0.0011) | 0.8080 (0.0011) | 0.0102*** (0.0016) | ||
| Control (age: 54 years) [256,949] | 0.8317 (0.001) | 0.8432 (0.001) | 0.0115*** (0.0015) | −0.0013 (0.0022) | |
| B | NIFW Indicator 3 | ||||
| Treatment (age: 56 years) [249,728] | 0.6729 (0.0013) | 0.6867 (0.0013) | 0.0138*** (0.0019) | ||
| Control (age: 54 years) [256,949] | 0.7111 (0.0013) | 0.7234 (0.0012) | 0.0124*** (0.0018) | 0.0014 (0.0026) | |
| C | Salary and wage indicator | ||||
| Treatment (age: 56 years) [249,728] | 0.6557 (0.0014) | 0.6711 (0.0013) | 0.0154*** (0.0019) | ||
| Control (age: 54 years) [256,949] | 0.6962 (0.0013) | 0.7089 (0.0013) | 0.0127*** (0.0018) | 0.0027 (0.0026) | |
| Females | |||||
| D | NIFW Indicator 2 | ||||
| Treatment (age: 56 years) [250,487] | 0.6603 (0.0013) | 0.6778 (0.0013) | 0.0175*** (0.0019) | ||
| Control (age: 54 years) [258,953] | 0.7168 (0.0013) | 0.7362 (0.0012) | 0.0194*** (0.0018) | −0.0019 (0.0026) | |
| E | NIFW Indicator 3 | ||||
| Treatment (age: 56 years) [250,487] | 0.5873 (0.0014) | 0.6060 (0.0014) | 0.0186*** (0.002) | ||
| Control (age: 54 years) [258,953] | 0.6476 (0.0013) | 0.6687 (0.0013) | 0.0212*** (0.0019) | −0.0025 (0.0027) | |
| F | Salary and wage indicator | ||||
| Treatment (age: 56 years) [250,487] | 0.5765 (0.0014) | 0.5959 (0.0014) | 0.0194*** (0.002) | ||
| Control (age: 54 years) [258,953] | 0.6387 (0.0013) | 0.6597 (0.0013) | 0.0211*** (0.0019) | −0.0017 (0.0027) | |
TRIS effects on “labor supply” and “earnings” (D-i-D coefficients)
| 2004–05 vs 2005–06 | 2004–05 vs 2006–07 | |||
|---|---|---|---|---|
| ITR, PAYG, and ABS estimates | 54 years vs 56 years | 54 years vs 56 years | ||
| Labor supply | Males | |||
| NIFW 2 D-i-D (TRIS · Age) | −0.0013 | [0.0022] | 0.0052** | [0.0021] |
| NIFW 3 D-i-D (TRIS · Age) | 0.0014 | [0.0026] | 0.0102*** | [0.0026] |
| Salary and wage D-i-D (TRIS · Age) | 0.0027 | [0.0026] | 0.0101*** | [0.0026] |
| Females | ||||
| NIFW 2 D-i-D (TRIS · Age) | −0.0019 | [0.0026] | −0.0008 | [0.0025] |
| NIFW 3 D-i-D (TRIS · Age) | −0.0025 | [0.0027] | 0.0001 | [0.0027] |
| Salary and wage D-i-D (TRIS · Age) | −0.0017 | [0.0027] | 0.0003 | [0.0027] |
| ITR and PAYG data | 54 years vs 56 years | 54 years vs 56 years | ||
| Earned income | Males | |||
| NIFW 2 D-i-D (TRIS · Age) | 0.0173** | [0.0073] | 0.0244*** | [0.0073] |
| NIFW 3 D-i-D (TRIS · Age) | 0.0018 | [0.0079] | 0.0161** | [0.0079] |
| Salary and wage D-i-D (TRIS · Age) | 0.0021 | [0.0080] | 0.0179** | [0.0080] |
| Females | ||||
| NIFW 2 D-i-D (TRIS · Age) | −0.0080 | [0.0083] | 0.0012 | [0.0082] |
| NIFW 3 D-i-D (TRIS · Age) | −0.0175** | [0.0084] | −0.0099 | [0.0082] |
| Salary and wage D-i-D (TRIS · Age) | −0.0190** | [0.0084] | −0.0084 | [0.0083] |
| 2006–07 vs 2007–08 | 2006–07 vs 2008–09 | |||
| ITR, PAYG, and ABS estimates | 59 years vs 61 years | 59 years vs 61 years | ||
| Labor supply | Males | |||
| NIFW 2 D-i-D (TRIS · Age) | 0.0247*** | [0.0026] | 0.0110*** | [0.0026] |
| NIFW 3 D-i-D (TRIS · Age) | 0.0253*** | [0.0028] | 0.0136*** | [0.0028] |
| Salary and wage D-i-D (TRIS · Age) | 0.0238*** | [0.0028] | 0.0115*** | [0.0029] |
| Females | ||||
| NIFW 2 D-i-D (TRIS · Age) | 0.0134*** | [0.0029] | 0.0058** | [0.0029] |
| NIFW 3 D-i-D (TRIS · Age) | 0.0113*** | [0.0029] | 0.0058** | [0.0029] |
| Salary and wage D-i-D (TRIS · Age) | 0.0113*** | [0.0029] | 0.0050* | [0.0029] |
| ITR and PAYG data | 59 years vs 61 years | 59 years vs 61 years | ||
| Earned income | Males | |||
| NIFW 2 D-i-D (TRIS · Age) | 0.0024 | [0.0088] | 0.0020 | [0.0092] |
| NIFW 3 D-i-D (TRIS · Age) | −0.0149 | [0.0093] | −0.0133 | [0.0097] |
| Salary and wage D-i-D (TRIS · Age) | −0.0166 | [0.0102] | −0.0110 | [0.0099] |
| Females | ||||
| NIFW 2 D-i-D (TRIS · Age) | 0.0074 | [0.0112] | 0.0137 | [0.0111] |
| NIFW 3 D-i-D (TRIS · Age) | −0.0229** | [0.0113] | −0.0197* | [0.0111] |
| Salary and wage D-i-D (TRIS · Age) | −0.0263** | [0.0114] | −0.0217* | [0.0111] |
TRIS adoption – descriptive analysis, females
| Without controls | Plus age | Additional controls | ||||
|---|---|---|---|---|---|---|
| (1) | (2) | (3) | ||||
| Income tax return data only | ||||||
| Intercept | 0.0051*** | [0.0001] | −0.0228*** | [0.0001] | −0.0728*** | [0.0004] |
| D2006 | 0.0006*** | [0.0001] | 0.0003*** | [0.0001] | 0.0005*** | [0.0001] |
| D2007 | 0.0017*** | [0.0002] | 0.0015*** | [0.0001] | 0.0017*** | [0.0001] |
| D2008 | 0.0170*** | [0.0002] | 0.0169*** | [0.0002] | 0.0172*** | [0.0002] |
| D2009 | 0.0244*** | [0.0002] | 0.0243*** | [0.0002] | 0.0257*** | [0.0002] |
| D2010 | 0.0302*** | [0.0002] | 0.0301*** | [0.0002] | 0.0299*** | [0.0002] |
| D2011 | 0.0335*** | [0.0002] | 0.0334*** | [0.0002] | 0.0330*** | [0.0002] |
| D2012 | 0.0366*** | [0.0002] | 0.0365*** | [0.0002] | 0.0356*** | [0.0002] |
| D2013 | 0.0377*** | [0.0002] | 0.0376*** | [0.0002] | 0.0369*** | [0.0002] |
| D2014 | 0.0388*** | [0.0002] | 0.0386*** | [0.0002] | 0.0379*** | [0.0002] |
| D2015 | 0.0401*** | [0.0002] | 0.0399*** | [0.0002] | 0.0400*** | [0.0003] |
| Age at June 30 | ||||||
| Age 54 years | – | – | 0.0003*** | [0.0000] | 0.0002*** | [0.0000] |
| Age 55 years | – | – | 0.0186*** | [0.0001] | 0.0181*** | [0.0001] |
| Age 56 years | – | – | 0.0361*** | [0.0002] | 0.0355*** | [0.0002] |
| Age 57 years | – | – | 0.0459*** | [0.0002] | 0.0454*** | [0.0002] |
| Age 58 years | – | – | 0.0531*** | [0.0002] | 0.0525*** | [0.0002] |
| Age 59 years | – | – | 0.0529*** | [0.0003] | 0.0524*** | [0.0002] |
| Additional controls | ||||||
| Log(Taxable income) | – | – | – | – | 0.0046*** | [0.0000] |
| Negative taxable income | – | – | – | – | 0.0480*** | [0.0006] |
| Self-prepared return | – | – | – | – | −0.0067*** | [0.0002] |
| Reported partner | – | – | – | – | −0.0045*** | [0.0002] |
| PSI income | – | – | – | – | 0.0017*** | [0.0004] |
| Business and partnership | – | – | – | – | 0.0107*** | [0.0003] |
| income | ||||||
| Dividend income | – | – | – | – | 0.0135*** | [0.0002] |
| Rental income | – | – | – | – | 0.0053*** | [0.0003] |
| Remoteness | ||||||
| Inner regional | – | – | – | – | 0.0008** | [0.0003] |
| Outer regional | – | – | – | – | −0.0063*** | [0.0004] |
| Remote and very | – | – | – | – | −0.0156*** | [0.0006] |
| remote | – | – | – | – | ||
| Not available | – | – | – | – | −0.0095*** | [0.0004] |
| Observations | 8,182,689 | 8,182,689 | 8,182,689 | |||
| R-squared | 0.0079 | 0.0242 | 0.0311 | |||
TRIS measures versus APRA statistics, 55–59 year age range, 2014–151
| APRA-regulated funds | SMSFs | ||||||
|---|---|---|---|---|---|---|---|
| Female | Male | Total | Female | Male | Total | ||
| Count of TRIS recipients (’000s) | |||||||
| A | NIFW Indicator 2 | 30 | 35 | 65 | 7 | 7 | 14 |
| B | NIFW Indicator 3 | 27 | 31 | 58 | 6 | 5 | 11 |
| C | SW indicator | 26 | 30 | 56 | 5 | 5 | 10 |
| D | APRA 55–59 | 21 | 26 | 47 | na | na | na |
| E | APRA 60–64 | 40 | 52 | 92 | na | na | na |
| F | APRA 65–69 | 3 | 4 | 7 | na | na | na |
| Total TRIS payments ($ million) | |||||||
| G | NIFW Indicator 2 | 342 | 498 | 840 | 125 | 182 | 307 |
| H | NIFW Indicator 3 | 298 | 432 | 730 | 98 | 140 | 237 |
| I | SW indicator | 282 | 408 | 690 | 87 | 122 | 208 |
| J | APRA 55–59 | 204 | 325 | 529 | na | na | na |
| K | APRA 60–64 | 438 | 801 | 1,239 | na | na | na |
| L | APRA 65–69 | 38 | 72 | 110 | na | na | na |
TRIS effects on “labor supply” and “earnings” (double age grouping D-i-D coefficients)
| 2004–05 vs 2005–06 | 2004–05 vs 2006–07 | |||
|---|---|---|---|---|
| (1) | (2) | |||
| ITR, PAYG, and ABS estimates | 53–54 vs 56–57 | 53–54 vs 56–57 | ||
| Labor supply | Males | |||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0100*** | [0.0015] | 0.0144*** | [0.0015] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | 0.0116*** | [0.0018] | 0.0178*** | [0.0018] |
| SW indicator D-i-D (TRIS · Age) | 0.0125*** | [0.0018] | 0.0185*** | [0.0018] |
| Females | ||||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0062*** | [0.0018] | 0.0099*** | [0.0018] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | 0.0057*** | [0.0019] | 0.0103*** | [0.0019] |
| SW indicator D-i-D (TRIS · Age) | 0.0063*** | [0.0019] | 0.0105*** | [0.0019] |
| ITR and PAYG data | 53–54 vs 56–57 | 53–54 vs 56–57 | ||
| Earned income | Males | |||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0153*** | [0.0052] | 0.0264*** | [0.0052] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | 0.0045 | [0.0056] | 0.0132** | [0.0056] |
| SW indicator D-i-D (TRIS · Age) | 0.0037 | [0.0057] | 0.0110* | [0.0057] |
| Females | ||||
| NIFW Indicator 2 D-i-D (TRIS · Age) | −0.0037 | [0.0059] | 0.0048 | [0.0058] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | −0.0037 | [0.0059] | −0.0019 | [0.0059] |
| SW indicator D-i-D (TRIS · Age) | −0.0069 | [0.0059] | −0.0026 | [0.0059] |
| 2006–07 vs 2007–08 | 2006–07 vs 2008–09 | |||
| ITR, PAYG, and ABS estimates | 58–59 vs 61–62 | 58–59 vs 61–62 | ||
| Labor supply | Males | |||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0059*** | [0.0019] | 0.0133*** | [0.0018] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | 0.0094*** | [0.0020] | 0.0146*** | [0.0020] |
| SW indicator D-i-D (TRIS · Age) | 0.0092*** | [0.0020] | 0.0137*** | [0.0020] |
| Females | ||||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0022 | [0.0020] | 0.0072*** | [0.0020] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | 0.0022 | [0.0020] | 0.0078*** | [0.0020] |
| SW indicator D-i-D (TRIS · Age) | 0.0022 | [0.0020] | 0.0073*** | [0.0020] |
| ITR and PAYG data | 58–59 vs 61–62 | 58–59 vs 61–62 | ||
| Earned income | Males | |||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0026 | [0.0067] | 0.0065 | [0.0066] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | −0.0141* | [0.0072] | −0.0046 | [0.0070] |
| SW indicator D-i-D (TRIS · Age) | −0.0191*** | [0.0074] | −0.0064 | [0.0071] |
| Females | ||||
| NIFW Indicator 2 D-i-D (TRIS · Age) | 0.0048 | [0.0081] | 0.0183** | [0.0079] |
| NIFW Indicator 3 D-i-D (TRIS · Age) | −0.0180** | [0.0082] | −0.0126 | [0.0079] |
| SW indicator D-i-D (TRIS · Age) | −0.2060** | [0.0083] | −0.0142* | [0.0079] |
Data sources
| Worked | Did not work | |
|---|---|---|
| Filed | Income tax return data | Income tax return data |
| Did not file | PAYG payment summary data (for salary and wage payments only) | Residual population calculated from ABS estimates |
TRIS adoption – descriptive analysis, males
| Without controls | Plus age | Additional controls | ||||
|---|---|---|---|---|---|---|
| (1) | (2) | (3) | ||||
| Income tax return data only | ||||||
| Intercept | 0.0096*** | [0.0001] | −0.0255*** | [0.0001] | −0.0854*** | [0.0005] |
| D2006 | 0.0008*** | [0.0001] | 0.0003*** | [0.0001] | −0.0000 | [0.0001] |
| D2007 | 0.0027*** | [0.0001] | 0.0025*** | [0.0001] | 0.0021*** | [0.0001] |
| D2008 | 0.0212*** | [0.0002] | 0.0211*** | [0.0002] | 0.0208*** | [0.0002] |
| D2009 | 0.0320*** | [0.0002] | 0.0320*** | [0.0002] | 0.0322*** | [0.0002] |
| D2010 | 0.0376*** | [0.0003] | 0.0378*** | [0.0003] | 0.0363*** | [0.0003] |
| D2011 | 0.0398*** | [0.0003] | 0.0400*** | [0.0003] | 0.0382*** | [0.0003] |
| D2012 | 0.0412*** | [0.0003] | 0.0415*** | [0.0003] | 0.0396*** | [0.0003] |
| D2013 | 0.0397*** | [0.0003] | 0.0401*** | [0.0003] | 0.0373*** | [0.0003] |
| D2014 | 0.0388*** | [0.0003] | 0.0392*** | [0.0003] | 0.0365*** | [0.0003] |
| D2015 | 0.0395*** | [0.0003] | 0.0398*** | [0.0003] | 0.0380*** | [0.0003] |
| Age at June 30 | ||||||
| Age 54 years | – | – | 0.0005*** | [0.0000] | 0.0003*** | [0.0000] |
| Age 55 years | – | – | 0.0219*** | [0.0001] | 0.0215*** | [0.0001] |
| Age 56 years | – | – | 0.0433*** | [0.0002] | 0.0427*** | [0.0002] |
| Age 57 years | – | – | 0.0563*** | [0.0002] | 0.0557*** | [0.0002] |
| Age 58 years | – | – | 0.0660*** | [0.0002] | 0.0654*** | [0.0002] |
| Age 59 years | – | – | 0.0672*** | [0.0002] | 0.0666*** | [0.0002] |
| Additional controls | ||||||
| Log(Taxable income) | – | – | – | – | 0.0046*** | [0.0000] |
| Negative taxable income | – | – | – | – | 0.0463*** | [0.0006] |
| Self-prepared return | – | – | – | – | −0.0012*** | [0.0003] |
| Reported partner | – | – | – | – | −0.0083*** | [0.0002] |
| PSI income | – | – | – | – | −0.0022*** | [0.0003] |
| Business and partnership | – | – | – | – | 0.0046*** | [0.0003] |
| income | ||||||
| Dividend income | – | – | – | – | 0.0168*** | [0.0002] |
| Rental income | – | – | – | – | 0.0062*** | [0.0003] |
| Remoteness | ||||||
| Inner regional | – | – | – | – | 0.0022*** | [0.0003] |
| Outer regional | – | – | – | – | −0.0078*** | [0.0004] |
| Remote and very | – | – | – | – | −0.0189*** | [0.0006] |
| remote | – | – | – | – | ||
| Not available | – | – | – | – | −0.0133*** | [0.0005] |
| Observations | 8,809,835 | 8,809,835 | 8,809,835 | |||
| R-squared | 0.0074 | 0.0280 | 0.0346 | |||
Summary statistics before and after the introduction of TRIS, males
| Control period | Treatment 1 | Treatment 2 | ||||
|---|---|---|---|---|---|---|
| 2004–05 | 2005–06 | 2006–07 | ||||
| Mean | Std. dev. | Mean | Std. dev. | Mean | Std. dev. | |
| ITR, PAYG, plus ABS estimates | ||||||
| Income year | 2004–05 | 0.00 | 2005–06 | 0.00 | 2006–07 | 0.00 |
| Age at June 30 | 54.98 | 1.00 | 54.99 | 1.00 | 54.98 | 1.00 |
| Employment rates | ||||||
| NIFW Indicator 2 | 0.82 | 0.39 | 0.83 | 0.38 | 0.83 | 0.38 |
| NIFW Indicator 3 | 0.69 | 0.46 | 0.71 | 0.46 | 0.71 | 0.45 |
| SW indicator | 0.68 | 0.47 | 0.69 | 0.46 | 0.70 | 0.46 |
| Earned income | ||||||
| NIFW Indicator 2 ($) | 56,419 | 74,440 | 60,311 | 92,301 | 64,771 | 93,301 |
| NIFW Indicator 3 ($) | 57,697 | 63,970 | 61,602 | 87,307 | 65,952 | 83,799 |
| SW indicator ($) | 57,908 | 60,298 | 61,928 | 82,835 | 66350 | 81,510 |
| Observations (number) | 251,666 | na | 255,011 | na | 258,715 | na |
| ITR observations only | ||||||
| Income year | 2004–05 | 0.00 | 2005–06 | 0.00 | 2006–07 | 0.00 |
| Age at June 30 | 54.98 | 1.00 | 54.98 | 1.00 | 54.97 | 1.00 |
| Employment rates | ||||||
| NIFW Indicator 2 | 0.93 | 0.25 | 0.94 | 0.25 | 0.94 | 0.24 |
| NIFW Indicator 3 | 0.79 | 0.41 | 0.80 | 0.40 | 0.80 | 0.40 |
| SW indicator | 0.77 | 0.42 | 0.78 | 0.42 | 0.79 | 0.41 |
| Earned income | ||||||
| NIFW Indicator 2 ($) | 57,099 | 75,080 | 61,023 | 93,193 | 65,536 | 94,171 |
| NIFW Indicator 3 ($) | 58,539 | 64,496 | 62,477 | 88,249 | 66,881 | 84,624 |
| SW indicator ($) | 58,777 | 60,751 | 62,832 | 83,706 | 67,311 | 82,302 |
| Controls | ||||||
| Reported spouse | 0.59 | 0.49 | 0.62 | 0.48 | 0.62 | 0.48 |
| Self-prepared tax return | 0.20 | 0.40 | 0.20 | 0.40 | 0.20 | 0.40 |
| Business and PSI income | 0.11 | 0.32 | 0.11 | 0.32 | 0.12 | 0.33 |
| Partnership and trust income | 0.21 | 0.41 | 0.20 | 0.40 | 0.20 | 0.40 |
| Dividend income | 0.39 | 0.49 | 0.37 | 0.48 | 0.37 | 0.48 |
| Rental income | 0.21 | 0.41 | 0.21 | 0.41 | 0.22 | 0.41 |
| Remoteness | ||||||
| Major cities | 0.68 | 0.47 | 0.68 | 0.47 | 0.67 | 0.47 |
| Inner regional | 0.20 | 0.40 | 0.21 | 0.40 | 0.21 | 0.41 |
| Outer regional | 0.09 | 0.29 | 0.09 | 0.29 | 0.09 | 0.29 |
| Remote and very remote | 0.02 | 0.13 | 0.02 | 0.13 | 0.02 | 0.13 |
| Not available | 0.01 | 0.09 | 0.01 | 0.10 | 0.01 | 0.11 |
| Observations (number) | 214,771 | na | 219,504 | na | 222,946 | na |