in southeast asia moreover prices of staple crops of rice maize and cassava are projected to rise by more than average world prices due to the influence of maintaining current agricultural domestic support and restrictive trade policies particularly those related to rice which compound some of the price effects of climate change in addition as a consequence of these production and price effects if current policy settings are not reformed agricultural trade between asean and the rest of the world is also projected to be lower compared with a situation of no climate change finally these price effects and falls in trade volumes can have implications for the ability of individual countries to respond to shocks that can disrupt production and thus negatively influence food security