Tax administration statistics now provide considerably more complete and reliable measures of South African personal income and its distribution than the available household or other survey sources. However, there are difficulties in using tax data across time, as both policy and reporting...

The German Federal Government has expanded subsidies for employees with low gross wages (midijob employees) as of January 1, 2023, and raised the upper earnings limit to 2,000 euros. As a result, around 6.2 million midijob employees will benefit from paying reduced social security contributions...

This paper investigates the dynamic effects of tax changes on the cross-sectional distribution of disposable income in the United States using a narrative identification approach. I distinguish between changes in personal and corporate income taxes and quantify the distributional effects on...

We investigate the behavioural responses of individual taxpayers to changes in marginal personal income tax rates applying empirical bunching methodology to tax administrative data from Zambia over the period from 2014 to 2021. We find evidence for excess bunching at the first kink in the tax...

In this paper we explore options for augmenting South Africa's personal income tax revenue using two microsimulation models: PITMOD simulates the personal income tax system and is underpinned by a dataset comprising a full extract of anonymized individual-level administrative tax data; and SAMOD...