Product Elasticity (teenagers; two estimates) Heroin Product Elasticity Product Elasticity (Primary Care) −0.94 Ground beef −1.0 Physicians (Young male) 0.2 Peaches 1.43 Physicians (Young female) 0.5 Health care** 1.6 Higher education 1.67 Cottage cheese −1.1 Milk* 0.36 Gasoline** −1.5 Milk** 0.5 Coke −1.71 Child care labor Transportati on −1.9 Pepsi −2.08 Fresh tomatoes −2.22 Food** −2.3 Lettuce −2.58 Note: *=short-run; **=long-run KEY TAKEAWAYS The price elasticity of supply measures the responsiveness of quantity supplied to changes in price It is the percentage change in quantity supplied divided by the percentage change in price It is usually positive Attributed to Libby Rittenberg and Timothy Tregarthen Saylor URL: http://www.saylor.org/books/ Saylor.org 275