11. Capital Nomura said canned tuna is subject to price elasticity . 12. This reduced price elasticity and caused a sharp rise in food prices during some shortages. 13. The price elasticity of demand was presented by Marshall as an extension of these ideas. 14. The paradox arises when a firm sells a product with few cross-price elasticity of demand. 15. Indeed, the price elasticity of demand varies between types of purchase and among consumer segments. 16. But sports does not have unlimited viewer loyalty, unlimited program capacity or unlimited price elasticity . 17. The price elasticity for LCVs is only 1.7 %. 18. It may be difficult to obtain data on different price elasticities for different customer groups. 19. The long-run price elasticity of supply is quite high. 20. But Mobil's expenditures were much more sensitive to the price elasticities of oil than Exxon's.