This study analyses published Australian Taxation Office (ATO) data and represents the extent and characteristics of tax-deductible donations made and claimed by Australian taxpayers to Deductible Gift Recipients (DGRs) at Item D9 Gifts or Donations in their individual income tax returns for the 2020–21 income year.

Australian taxpayers display reference-dependent preferences when filing their tax returns - they bunch at positive and salient thresholds. In this paper, the authors develop a model of taxpayer behaviour to show that bunching heterogeneity reflects both differences in preferences and the rate at which the marginal cost of reducing one's tax liability increases.

This study analyses published Australian Taxation Office (ATO) data and represents the extent and characterisitcs of tax-deductible donations made and claimed by Australian taxpayers to Deductible Gift Recipients (DGRs) at Item D9 Gifts or Donations in their individual income tax returns for the 2019–20 income year.

In this working paper, the authors provide a unified analysis of taxation and taxpayer education when individuals have an incomplete understanding of a complex tax system. The analysis is independent of whether income is earned legitimately, or by avoiding or evading taxes.

This study uses information from published Australian Taxation Office (ATO) data and represents the extent and characteristics of tax-deductible donations made and claimed by Australian taxpayers to Deductible Gift Recipients (DGRs) at Item D9 Gifts or Donations in their individual income tax returns for the 2018–19 income year.