What the study found
Household food expenditure in Türkiye appears to be a systemic outcome shaped by several factors, including income, education, employment stability, savings capacity, asset ownership, and gender. Female-headed households, especially those living alone and facing limited education and unstable employment, had a substantially higher probability of spending a large share of their budget on food.
Why the authors say this matters
The authors conclude that the findings highlight the gendered nature of economic vulnerability. They suggest that food security policies should address employment stability, human capital, and access to productive assets alongside income support.
What the researchers tested
The study examined household food expenditure in Türkiye using 2018 Household Budget Survey microdata. It used a two-stage framework: first, an Artificial Neural Network to identify non-linear relationships and influential determinants of food expenditure shares; second, a Tree-Augmented Bayesian Network to build a probabilistic model for counterfactual “what-if” simulations.
What worked and what didn't
The analysis found that food expenditure shares were associated with income, education, employment stability, savings capacity, and asset ownership. Gender also played a central role, with female-headed households showing a higher probability of allocating a large share of their budget to food, particularly when they lived alone and had limited education and unstable employment. The findings were reported as consistent with Engel’s law, which links the share of income spent on food to household economic conditions.
What to keep in mind
The summary does not describe limitations beyond the study’s focus on Türkiye and the 2018 survey data. The abstract also does not provide details on measurement uncertainty, model performance, or how broadly the findings may apply outside this setting.
Key points
- Household food expenditure in Türkiye was presented as a systemic outcome, not just an income effect.
- Female-headed households had a substantially higher probability of spending a large share of their budget on food.
- The stronger pattern for female-headed households was especially noted among those living alone with limited education and unstable employment.
- Income, education, employment stability, savings capacity, and asset ownership were identified as influential determinants.
- The authors suggest food security policy should address employment stability, human capital, and productive assets alongside income support.
Disclosure
- Research title:
- Gender shapes household food spending vulnerability in Türkiye
- Authors:
- Burak Öztornacı, Şule Önsel Ekici, Ilker Topcu
- Institutions:
- Cukurova University, Istanbul Technical University, Istanbul University, Istanbul University-Cerrahpaşa
- Publication date:
- 2026-02-27
- OpenAlex record:
- View
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