members of an information sharingCooperative. Once collected, information about the location of productive sh-ing sites is an … excludable public good. We show that independent shermen donot internalize the full value of information and do not replicate rst …-best searchpatterns. An information sharing Cooperative faces a free-riding problem as eachmember prefers that another undertake costly …

. We also study the informative role played by producers (lobbies) in revealing valuable information. We find that … producers reveal more information when the effects of harmful consumption on health are long lasting. Our results are robust to …