Appendix A: Regression Estimates for US Tax Reforms
| Tax Reform | MTR change |
Range of estimates | |||
|---|---|---|---|---|---|
| A: Regressions | B: Other | ||||
| Low | High | Low | High | ||
| Goolsbee (1999) | |||||
| 1924-25 | ↓ | 0.54 | 0.62 | 0.67 | 1.24 |
| 1932 | ↑ | 0.21 | 0.27 | 0.24 | 0.31 |
| 1935 | ↑ | -0.83 | -0.50 | -0.46 | -0.11 |
| 1935 (high income) | ↑ | -0.59 | 0.28 | ||
| 1950-51 | ↑ | 0.10 | 0.17 | 0.03 | 0.44 |
| 1964 | ↓ | 0.00 | 0.04 | -0.22 | 0.08 |
| 1971-72 (high income) | ↓ | -0.19 | 0.22 | ||
| 1985-86 | ↓ | 0.88 | 1.15 | 0.22 | 2.07 |
| Saez et al. (2012) | |||||
| 1981 (top 1% & 9%) | ↓ | - | 9%: 0.21 | 1%: 0.60 | |
| 1986 (top 1% & 9%) | ↓ | - | 9%: -0.20 | 1%: 1.36 | |
| 1993 (top 1%) | ↑ | -0.39 | 0.45 | ||
| 1993 (next 9%) | ↑ | -0.37 | 0.46 | without income controls | |
| 1993 (next 9%) | ↑ | -1.67 | 2.42 | with income controls | |
| 1993 (next 49%) | ↑ | -1.87 | 3.35 | with or without inc. controls | |
| 1960-2006 (top 1%) | 0.58 | 1.71 | with time controls | ||
| 1960-2006 (next 9%) | -0.05 | 0.01 | with time controls | ||
| Kopczuk (2005) | |||||
| 1980s | ↓ | -1.09 | 1.38 | with or without inc. controls | |
| Auten et al. (2008) | |||||
| 2001 and 2003 | ↓ | 0.26 | 0.67 | with income controls | |
| Geirtz (2009) | |||||
| 1990 and 1993 (weighted) | ↑ | -0.34 | 0.54 | with income controls | |
| 1990 and 1993 (unweighted) | ↑ | -2.90 | 0.23 | with income controls | |
