We use high frequency data on TV and radio advertising together with data on online sales for lottery tickets to measure the short run effects of advertising. We find them to be strong and to last for up to about 4 hours. They are the bigger the less time there is until the draw. We develop the...

Live-streaming advertising in e-commerce is soaring. Both Amazon and Alibaba have employedthis novel marketing model to engage consumers by sequentially exhibiting differentproducts through live-streaming videos. In this paper we adopt a mechanism design frameworkto model live-streaming...