Tuna fisheries in the western and central Pacific Ocean are important globally for both food and economic security. Yellowfin and bigeye tuna stocks in this region are declining, in part due to the juvenile bycatch of these species by the purse seine fishery using floating objects and fish...

In this paper, we consider a duopoly competing on quantity, where firms can invest in R&D to control their emissions. We distinguish between efforts carried out to acquire first-hand knowledge (inventive R&D) and efforts made to develop an absorptive capacity to be able to capture part of the...