作者：Ragan, Kelly Suzanne
作者单位：Stockholm School of Economics
摘要：The introduction of oral contraception ('the pill') was a watershed in fertility control. Yet, the pill's impact on childbearing has been hard to establish due to limited data. I exploit rich data on pill sales across markets and time to characterise how Swedish teens' access to pharmacies shaped pill sales and fertility after the pill's introduction. Pill sales are highly sensitive to pharmacy access, and teen fertility responds strongly to pill sales. The unique data establish an important l...
作者：Mysliwski, Mateusz; Sanches, Fabio Miessi; Silva Junior, Daniel; Srisuma, Sorawoot
作者单位：Norwegian School of Economics (NHH); Getulio Vargas Foundation; City St Georges, University of London; National University of Singapore
摘要：We propose a dynamic oligopoly pricing model, in which consumers' choices exhibit inertia and firms face costly price adjustments. The primitives of the model are estimated using scanner data from the UK butter and margarine industry. We evaluate the effects of frictions on price dynamics, profits and consumer welfare. We find that price adjustment costs are substantial and represent between 24%-34% of net margins. Our model predicts that the absence of these costs reduces persistence in price...
