Liam Haller Research

Journal Articles

A not-so ‘natural’ decision: impact of bureaucratic trajectories on forced migrants’ intention and ability to naturalise
October 17, 2023
Liam Haller, Zeynep Yanaşmayan
Study develops a two-step framework integrating 'bureaucratic trajectories' to theorize forced migrants' naturalization intentions and abilities in Germany
Journal of Ethnic and Migration Studies Naturalization Theory
Escaping uncertainty: overlapping methods of knowledge production and exchange in the naturalization journey
September 20, 2024
Liam Haller, Zeynep Yanaşmayan
How forced migrants in Germany utilize overlapping methods of knowledge production and exchange to navigate the complexities and uncertainties of naturalization bureaucracy
Comparative Migration Studies Knowledge Production Uncertainty
Motivations and Views on State Support for Refugees: Distinguishing between Politically and Socially Engaged
September 28, 2024
Sifka Etlar Frederiksen, Liam Haller, Theresa Uhr
Survey-based study of 5,682 German volunteers examines motivations driving political versus social-humanitarian refugee support, linking engagement types to views on state responsibilities.
Global Networks Engagement Policy
Are Forced Migrant Trajectories Path-dependent? | A Markov Analysis
January 1, 2025
Liam Haller
Analysis of path dependency in Syrian refugee migration to Germany using Markov models, revealing varying levels of dependency based on route complexity and accessibility.
Under Review
Beyond Shelter: The Promise and Challenges of Refugee Homestay Accommodation
January 1, 2025
Liam Haller, Ramona Rischke, Zeynep Yanaşmayan, Sifka Etlar Frederiksen
Study of German households' willingness to provide homestays for diverse refugee groups, examining the potential and limitations of private accommodation as a reception strategy.
Under Review
A call to embrace uncertainty: rethinking statistical inference in migration research
September 1, 2024
Liam Haller
Critique of frequentist statistical methods in migration research, advocating for Bayesian approaches to better incorporate uncertainty and prior knowledge in analysis and policy-making.
In Progress
How lived experiences affect intentions to naturalize: A causal inference approach to naturalization decisions
September 1, 2024
Liam Haller
Bayesian network model reveals link between administrative hurdles and naturalization intentions among immigrants.
In Progress

Working papers & Book chapters

Displacement in Europe today — Where do we stand after 1945?
September 15, 2024
Liam Haller, Aurelia Streit
Chapter charts the changing landscape of European refugee policies since World War II, contrasting 20th-century humanitarian approaches with 21st-century selective protection and border control strategies.
Book Chapter Policy Europe
Do the means affect the end? Implementation of naturalization policy as a catalyzer for procedural injustice
October 17, 2023
Liam Haller, Zeynep Yanaşmayan
The paper explores non-automatic naturalization decisions, and the impact of discretionary implementation and red tape on migrants' strategies.
Working Paper Naturalization Germany
New platforms for engagement — Private accommodation of forced migrants from Ukraine
November 1, 2022
Liam Haller, Theresa Uhr, Sifka Etlar Frederiksen, Ramona Rischke, Zeynep Yanaşmayan, Sabrina Zajak
Insights on growing role and efficacy of private accommodation in response to the escalation of the war in Ukraine
Working Paper Ukrainians Refugee Reception
Diversität in der Bundesverwaltung am Beispiel des BMFSFJ
August 15, 2024
Joshua Kwesi Aikins, Samera Bartsch, Fabio Best, Teresa Bremberger, Annett Gräfe-Geusch, Liam Haller, Miriam Meksem, Friederike Römer, Deniz Yıldırım-Caliman, Sabrina Zajak
The article addresses the need to combat discrimination and promote equality in German society and public administration. I contributed data analysis.
Working Paper Germany Discrimination
Using Binary Factorizations to Connect Additive Systems and Fair Sacks of Dice
June 6, 2020
Michael Maltenfort, Liam Haller, Hannah Karzmer
A general framework to factor discrete and infinite polynomials to integrate research on two previously distinct fields in combinatorics
Working Paper Combinatorics

Selected Presentations