b'20. Underscores the importance of increased investments in quality, reliable, sustainable and resilient infrastructure as a means of promoting sustainable agricultural development and enhancing commodity diversification, including value-added production, and trade, and urges the international community to assist commodity-dependent developing countries to mainstream trade as well as sound investment and financial policies as key elements of development strategies, based on national circumstances and development priorities, and to invest in and support research, innovation and development of sustainable agriculture productivity; '