Faculty Publications

Decomposing Supply and Demand Driven Inflation in Mexico: Evidence from Sectoral Analysis

Document Type

Article

Keywords

Inflation Decomposition; Supply and Demand Shocks; Mexico; Sectoral Analysis; Monetary Policy

Journal/Book/Conference Title

Economics Letters

Volume

264

Abstract

We decompose Mexico’s inflation into supply- and demand-driven components across 31 CPI sectors from 2006 to 2024. To identify which sectors create inflation swings versus steady pressure, we construct an importance score combining correlation with aggregate inflation and average contribution size. Food ranks highest for both inflation types. This differs from developed economies where services dominate demand inflation. Mexican services contribute 24% on average but fluctuate little, acting as a persistent floor that explains slow disinflation since 2023. Housing plays almost no role despite representing 18% of the CPI basket because prices there barely move. Structural VAR analysis validates these patterns: demand inflation responds to domestic monetary expansions while supply inflation reacts to global supply chain disruptions.

Department

Department of Economics

Original Publication Date

4-13-2026

DOI of published version

10.1016/j.econlet.2026.112980

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