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Table 4 Competition, external price shock, and price dispersion

From: Pass-through and competition: the impact of soft drink taxes as seen through Mexican supermarkets

Variables (1) (2) (3) (4)
log (price dispersion) log (price dispersion) log (price dispersion) log (price dispersion)
Year2014 − 0.13*** [0.009] − 0.17*** [0.011] − 0.23*** [0.012] − 0.23*** [0.014]
Competition − 0.10*** [0.006] − 0.08*** [0.008]
(Comp * y2014) − 0.06*** [0.009] − 0.06*** [0.010] − 0.06*** [0.011] − 0.05*** [0.013]
No. of observations 212,117 212,117 133,431 133,431
Establishment FE No Yes No Yes
(Brand X Pres) FE Yes Yes Yes Yes
  1. Standard errors are clustered by establishment and presented in brackets ***p < 0.01, **p < 0.05, *p < 0.1