Heterogeneity in consumption baskets leads to substantially different inflation rates across consumers.
Empirical evidence demonstrates that differences in household consumption baskets and shopping patterns result in notably heterogeneous inflation rates across diverse consumer segments.
The claim posits that heterogeneity in consumption baskets leads to substantially different inflation rates across consumers. Paper [3] directly examines how consumption baskets differ across demographics (e.g., age groups, spenders) during shocks, quantifying the resulting heterogeneous inflation rates and purchasing power impacts. Paper [0] notes that cross-country heterogeneity in consumption patterns explains variations in economic burdens from price and tax changes. Other papers are tangential (discussing inequality, poverty, or specific commodity prices without directly assessing differentiated inflation rates tied to basket heterogeneity). Therefore, the claim is supported by the direct evidence.
Klenert D, Funke F, Cai M. Meat taxes in Europe can be designed to avoid overburdening low-income consumers.. 2023. https://doi.org/10.1038/s43016-023-00849-z
The study highlights how cross-country heterogeneity in consumption patterns leads to varying distributional impacts and differing inflation or tax burdens across consumer groups.
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Grigoli F, Pugacheva E. COVID-19 inflation weights in the UK and Germany.. 2023. https://doi.org/10.1016/j.jmacro.2023.103543
The study demonstrates that changes in consumption patterns during the pandemic led to heterogeneous inflation rates and purchasing power impacts across different age groups and demographic segments.
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