collectively to shape political incentives, but low trust among voters is an obstacle to collective action. If every voter believes …

&D cooperation. This paper explores this idea by analysing on the one hand the incentives for EU, Japan and Russia to adopt this … strategy, and on the other hand the incentives for the US to join a coalition which cooperates both on climate change control … and R&D) will be examined from the view point of countries' profitability and free-riding incentives. Finally, after …