Quantity surcharges occur when retailers carry a product in two sizes and offer a promotion on the small size: the large size then costs more per unit than the small one. When quantity surcharges occur, sales of the large size decline only slightly even though the same quantity can be purchased...

Did the rise in anti-American sentiment caused by the Iraq war affect sales of US goods abroad? We address this question using data on soft drink and fabric detergent sales in nine Arab countries. We find a statistically significant negative impact of the war on sales of US soft drinks in seven...

This paper examines the impact of oil supply and demand shocks on gasoline prices and consumer sentiment in the Euro Area. Results reveal that aggregate consumer sentiment and its components deteriorate notably as a response to positive shocks to real gasoline prices. On the contrary, positive...

We build on recent work analyzing consumers' ability to save by exploiting price dispersion in grocery stores. We show that store expensiveness is not universal but varies across consumers depending on the basket they consume. We incorporate this insight into a decomposition of price variance...