Price elasticity Vs Shot price. Relations between varying or constant price elasticity and shot price, according to the estimation results from model 4 or model 5, respectively. Solid lines show constant and varying price elasticities. Dashed and dotted lines show the unit elasticity and the elasticity at mean shot price on the varying price elasticity, respectively.
Kondo et al. BMC Health Services Research 2012 12:313 doi:10.1186/1472-6963-12-313