Similarly, multilateral platforms can be an important vehicle for knowledge sharing (for example, in research and development, or in the design of risk management tools). These consist of specific contributions to global food security that OECD countries can make via reforms to their own policies, in terms of avoiding policies that create negative spill-overs and adopting beneficial policies. This corresponds to the Policy Coherence for Development agenda. National governments themselves have responsibility for implementing strategies and policies to improve food security.