Cost pass-through in differentiated product markets: a disaggregated study for milk and butter

摘要: In food retailing a high degree of static price dispersion between and within stores brands has been documented, but at the brand and/or retail outlet level dynamic behaviour prices, as well its causes, have not analysed in European market context. this paper we estimate pricing various outlets to identify role private (low-price brands) national (high-price labels explain dynamics. The results indicate significant asymmetries cost pass-through processes, which vary outlets. particular, adjust prices faster than brands). Moreover, is slightly more (positive) asymmetrical for high-price brands.