Opposing firm-level responses to the China shock: horizontal competition versus vertical relationships
Philippe Aghion, Antonin Bergeaud, Matthieu Lequien, Marc J. Melitz and Thomas Zuber
We decompose the "China shock" into two components that induce different adjustments for firms exposed to Chinese exports: a horizontal shock affecting firms selling goods that compete with similar imported Chinese goods, and a vertical shock affecting firms using inputs similar to the imported Chinese goods. Combining French accounting, customs, and patent information at the firm-level, we show that the horizontal shock is detrimental to firms' sales, employment and innovation. Moreover, this negative impact is concentrated on low-productivity firms. By contrast, we find a positive effect - although often not significant - of the vertical shock on firms' sales, employment and innovation.
9 August 2021 Paper Number CEPDP1787
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This CEP discussion paper is published under the centre's Trade programme.