implications for competition policy. Three important Internet markets are analyzed in more detail: search engines, online auction … use our theoretical insights to examine whether leading Internet platforms have non-temporary market power. Based on this …

We study the effect of internet diffusion on childbirth procedures performed in England between 2000 and 2011. We … exploit an identification strategy based on geographical discontinuities in internet access generated by technological factors …. We show that broadband internet access increased Cesarean-sections: mothers living in areas with better internet access …

We examine the effect of internet diffusion on the uptake of an important public health intervention: the measles …, mumps and rubella (MMR) vaccine. We study England between 2000 and 2011 when internet diffusion spread rapidly and there was … a high profile medical article (falsely) linking the MMR vaccine to autism. OLS estimates suggest internet diffusion led …