Fabian Kindermann (University of Regensburg) || Negotiating Parenthood

Fabian Kindermann (University of Regensburg) || Negotiating Parenthood

🎙 Fabian Kindermann 👥 184 📅 October 22, 2026 ⏱ 59 min 👁 2 📄 original study 🧭 2026-10-22
Available in: English (current) Français

Keywords

fertilitybargainingfemale labor forcechild penaltyparenthood

Summary

The presentation by Fabian Kindermann discusses the changing relationship between women’s work and fertility, proposing a bargaining model of the family with lack of commitment. The model explains how the distribution of child-rearing costs between partners affects fertility decisions through bargaining losses. The author first documents stylized facts: the cross-country correlation between fertility and female labor force participation has shifted from negative to positive and back toward zero, and intra-household disagreement and male participation in childcare are correlated with fertility. The model incorporates non-cooperative outside options and shows that when couples cannot commit to future consumption allocations, the cost of children borne by the mother reduces her bargaining position, generating a child penalty. The optimal fertility condition balances the utility of an additional child against the marginal cost plus the marginal bargaining loss. The presentation concludes with preliminary empirical work estimating marginal child penalties, suggesting that the model can account for observed fertility patterns.

154 words

Critical Evaluation

Value of the Information & Strength of the Argument

The value lies in offering a coherent theoretical framework that ties together several empirical regularities about fertility and women’s work. The argument is well-structured: it starts with motivating facts, builds a simple but insightful model, and derives implications that can be tested. The model highlights the role of commitment frictions in family bargaining, which is an underappreciated mechanism. The argumentation is solid and responsive to questions, as seen in the discussion about whether the loss is a choice or a constraint.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is high: the model is formally specified, assumptions are stated, and the presenter references relevant literature (e.g., Goldin, Lundberg and Pollak). However, specific sources are not listed in the description, and the empirical part is described as preliminary, limiting strong claims. The title accurately reflects the content, being both descriptive and engaging.

151 words

Title / Content Match

The title 'Negotiating Parenthood' accurately reflects the focus on intra-household bargaining over fertility decisions.

Quality & Reliability

8/10

The presentation is rigorous, grounded in economic theory and empirical analysis, with clear model derivation. However, it is a working paper presentation, and empirical results are preliminary, so a score of 8 is appropriate.

Key Moments

Cited Sources

  • Goldin, C. (2021) - Career and Family — Referenced regarding women's ability to combine career and family.
  • Lundberg, S. and Pollak, R. - Separate Spheres Bargaining and the Marriage Market — Mentioned as the foundation for non-cooperative outside options in the bargaining model.
  • Doepke, M., Kindermann, F. - Survey on fertility and family policy — Mentioned as related literature by the author.

Contribution & Novelties

The original contribution is the explicit incorporation of lack of commitment in fertility bargaining, linking the bargaining loss to the marginal child penalty. The model provides a unifying explanation for the varying correlation between fertility and female labor force participation. It also highlights the importance of who bears the child-rearing costs for fertility outcomes.

Pour aller plus loin :

  • Motherhood penalty — Explores the empirical phenomenon of income penalties for mothers, directly relevant to the child penalty concept.
  • Bargaining problem — Foundational concept for the Nash bargaining solution used in the model.
  • Family economics — Provides context on economic analysis of family decisions, including fertility and labor supply.

108 words

Radar Profile

The radar profile shows high scores in technical level and information quality, with slightly lower but still strong scores in quantity and reliability. This indicates a technically rigorous presentation with comprehensive content, though the preliminary nature of the empirical results tempers the reliability. The overall profile is consistent with an advanced academic seminar talk.

Reliability 8/10