We run a market experiment where firms can choose not only their price but also whether to present comparable offers. They are faced with artificial demand from consumers who make mistakes when assessing the net value of products on the market. If some offers are comparable however, some...

This dissertation consists of three papers which are aimed at extending consumer search theory by relaxing some of the informational assumptions and by inquiring into the incentives of firms to share information. The first paper analyses firm's incentives to share information in search markets....