Bachmeier, M., & Marcus, J. (2025). The effect of tuition fees on university graduation. Berlin School of Economics Discussion Papers, No. 61.
Brodeur, A., et al. (2025). Comparing human-only, AI-assisted, and AI-led teams on assessing research reproducibility in quantitative social science. The Institute for Replication (I4R) Discussion Paper Series, No. 195.
Galkiewicz, A., Marcus, J., & Siedler, T. (2024). E-learning at universities: Does starting with difficult questions affect student performance? IZA Discussion Paper No. 17479.
Brodeur, Abel et al. (2024). Mass Reproducibility and Replicability: A New Hope, The Institute for Replication (I4R) Discussion Paper Series, No. 107.
The effect of education on life expectancy: Evidence from death records (with Mathias Huebener and Shushanik Margaryan).
"Educational Interventions and Labour Market-Related Outcomes" (2025 - 2029) as part of the research unit "Labour market transformation: Scarcity, Mismatch, and Policy", funded by German Research Foundation (DFG)
"The effects of tuition fees in higher education" (2022 - 2024), funded by German Research Foundation (DFG), with Felix Weinhardt.
"Youth alcohol consumption, traffic accidents, and mortality" (2019 - 2022), funded by German Research Foundation (DFG), with Thomas Siedler.
"Non-monetary returns to education" (2015 - 2018), Federal Ministry of Education and Research (Responsible for section "Education and life-expectancy"; Principal investigators: C. Katharina Spieß, Jürgen Schupp).