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- Suk-won Choi & Brent Sohngen
- Agricultural, Environmental, and Development Economics
- The Ohio State University
- March 23, 2005
- Third USDA Symposium on Greenhouse Gases & Carbon
- Sequestration in Agriculture and Forestry
- March 21-24, 2005
- Baltimore, MD
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- Maximizes net present value of market welfare in crop production for 40
years
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- Choices: crop type (corn and soybean only), tillage intensity (residue
%), input levels, shifts between conservation and convention use
- Rotations determined endogenously.
Allow continuous corn or soybean, and multiple rotations across
those types.
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- Crop yields depend on inputs, tillage intensity, and length of time land
in specific type of crop.
- 16 general soil regions in OH-IN-IL, 3 productivity levels within each
region.
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- Carbon rental pays only for tons gained when they are gained.
- Alternative 1: Pay $ per hectare for land maintained above 35% residue
level forever.
- Alternative 2: Pay $ per hectare for land maintained above 75% residue
level forever.
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