Matthias Collischon 🇺🇦🇪🇺
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mcollischon.bsky.social
Matthias Collischon 🇺🇦🇪🇺
@mcollischon.bsky.social
Doing social science research on gender differences, well-being and unemployment at Institute for Employment Research (IAB)

https://scholar.google.de/citations?user=kqKHpzsAAAAJ&hl=de
I will write a short thread on the paper once it is published in the journal, but here are the key recommendations (of which some, granted, are obvious). The paper is available at @socarxiv.bsky.social osf.io/preprints/so...
September 30, 2025 at 2:52 PM
New paper accepted in Soziale Welt! In this research note, I provide some practical guidelines for researchers investigation gender differences what one needs to think about in terms of sample selection and empirical specification used and its implications for the findings.
September 30, 2025 at 2:52 PM
Even if you do not care about the political beliefs of researchers, columns II and III on transparency and causal identification in sociology should worry you (although, of course, there is valuable descriptive research):
August 27, 2025 at 7:46 AM
August 27, 2025 at 7:46 AM
In einer Grafik aktuell (@iabnews.bsky.social) zeigen Florian Zimmermann und ich, dass Betriebe mit Betriebs- oder Personalräten im Durchschnitt häufiger familienfreundliche Maßnahmen anbieten: iab-forum.de/graphs/in-be...
August 4, 2025 at 5:37 AM
Open questions on how inequality in the post-COVID period in subjective well-being persist, but I hope that our ongoing Special Issue (which I edit together with @jacquelinekroh.bsky.social and @patzinaalex.bsky.social) sheds some light on the long-term processes: link.springer.com/collections/...
July 2, 2025 at 5:54 AM
E) A paper on the short-term effects of COVID-19 on well-being, with a focus on basic income support (with @sebbaehr.bsky.social @jepatste.bsky.social Corinna Frodermann, Julian Kohlruss and Mark Trappmann): www.degruyterbrill.com/document/doi...
July 2, 2025 at 5:54 AM
D) Paper on gender inequality in the effect of COVID-19 incidence rates on subjective wellbeing (w/ @jacquelinekroh.bsky.social): doi.org/10.1093/esr/...
July 2, 2025 at 5:54 AM
C) Paper on mental health of the population before, during and after the COVID-19 pandemic (w/ Maksym Obrizan and Rasmus Hoffmann): journals.plos.org/plosone/arti...
July 2, 2025 at 5:54 AM
B) Paper on mental health and subjective wellbeing of young people in the school-to-work transition and the relation of health declines with educational decision-making (w/ @maltesandner.bsky.social Silke Anger, Sarah Bernhard and Hans Dietrich): link.springer.com/article/10.1...
July 2, 2025 at 5:54 AM
@patzinaalex.bsky.social and I contributed to the following papers recently:

A) Paper on subjective wellbeing of young people in the school-to-work-transition (w/ @neugebauer.bsky.social @maltesandner.bsky.social and Hans Dietrich): academic.oup.com/esr/article/...
July 2, 2025 at 5:54 AM
Regarding channels of the effects, we find a substantial increase in days in nonemployment. Furthermore, for those who remain employed, we find an increased likelihood to work part-time, change the employer and work in less demanding jobs. 8/10
April 14, 2025 at 2:35 PM
These effects are mirrored by decreasing pay. Both annual labor earnings and daily wages decrease for those who become disabled. 7/10
April 14, 2025 at 2:35 PM
We begin by investigating employment effects: employment overall and also in days worked per year decreases substantially after becoming disabled. 6/10
April 14, 2025 at 2:35 PM
The data allows us to investigate labor market outcomes before and after disability is registered with German authorities. Descriptively, we observe a substantial drop in earnings and days employed after becoming disabled. 4/10
April 14, 2025 at 2:35 PM
New paper with Karolin Hiesinger and Laura Pohlan (both @iabnews.bsky.social) out now in Socio-Economic Review (@sasemeeting.bsky.social )! We investigate how disability onset affects labor market trajectories 1/10
April 14, 2025 at 2:35 PM
In einer Grafik aktuell (@iabnews.bsky.social) zeige ich die Sätze des Elterngeldes inlfationsbereinigt im Vergleich zu anderen Sozialleistungen. Das Elterngeld wurde seit Einführung nicht erhöht; der Mindest- und Höchsatz haben real seitdem 27% an Wert verloren:

www.iab-forum.de/graphs/elter...
March 21, 2025 at 1:15 PM
Looking at cumulated earnings over time further shows that, 10 years after births, mothers starting in Minijobs only earned around half of matched mothers starting in regular jobs after birth. 10/13
March 3, 2025 at 7:14 AM
As an additional control group, we use low-paid (defined as the lowest pay quartile) regularly employed mothers. However, the findings remain very comparable to the baseline findings 10 years after birth (+10pp employment penalty; +6pp wage penalty). 9/13
March 3, 2025 at 7:14 AM
The results show substantial differences between the groups. 10 years after birth, Minijobbers face a 8 percentage points (pp) regular employment penalty and a 10 pp larger wage penalty compared to mothers starting in regular jobs after birth 8/13
March 3, 2025 at 7:14 AM
Descriptively, we observe substantial motherhood penalties in employment and earnings that are in line with the previous literature on Germany. 6/13
March 3, 2025 at 7:14 AM
The figure shows different examples with a €400 threshold. Overall, to obtain the same net payments, individuals need to earn for more, which likely means working far more hours. 4/13
March 3, 2025 at 7:14 AM
German Minijobs (employment below a threshold; currently €556 per month) are a subisidized form of employment exempt from income tax payments and social security contributions; they are also exempt from joint taxation. They are especially popular among mothers. 2/13
March 3, 2025 at 7:14 AM
New paper with Kamila Cygan-Rehm (@tudresden.bsky.social) and Regina T. Riphahn (@fauwiso.bsky.social) out now in Socio-Economic Review (@sasemeeting.bsky.social)! We investigate how Minijobs (subisidized small jobs) affect motherhood penalties in the long run 1/13
March 3, 2025 at 7:14 AM
Where do you get the numbers from? The German one is incorrect:

www.expat.hsbc.com/expat-explor...
November 18, 2024 at 7:07 AM