Supply Policies India’s pursuit of public stockholding of food surpluses is an old answer to an even older question – what policy to use to manage supply/demand imbalances. Then there is the issue of the externalities resulting from any of the chosen approaches. Just three countries, Brazil, the U.S. and Argentina, grow 81 percent of the world's soybeans. California grows 80 percent of the world’s almonds. William Galston of the Wall Street Journal posits that the quest for efficiency, like almond production in California, soybeans in Brazil or cheese in Europe, eliminates the redundancies that might otherwise make the food system more resilient. There is no easy answer to the conflict between efficiency and resiliency an...