price elasticities, the cumulative promotional price elasticity and the long-run regular price elasticity are correlated … price promotions. Brands in categories that are characterized by high price differentiation and that constitute a lower … share of budget are less sensitive to price discounts. Deep price discounts turn out to increase the immediate price …

the degree of price rigidity that is inherent to the price setting mechanism (intrinsic) and that which is due to the … price's driving variables (extrinsic). Using two data sets consisting of a large fraction of the price quotes used to … compute the Belgian and French CPI, we are able to assess the role of intrinsic and extrinsic price stickiness in explaining …