Bioenergy Economics and Policy: Introduction and Overview -- Are Biofuels the Best Use of Sunlight? -- Perennial … Agriculture and Food -- The Global Bioenergy Expansion: How Large Are the Food?Fuel Trade-Offs? -- Demand Behavior and Commodity … Bioenergy Models: The Case of Flex Mills in Brazil -- Environmental Effects of Biofuels and Biofuel Policies -- Could Bioenergy …