Columbia subject headings:
Agriculture and state--Decision making--Econometric models.
Agriculture and state--Developing countries--Decision making--Econometric models.
Harvard subject headings:
Agriculture and state--Decision making--Econometric models.
Agriculture and state--Developing countries--Decision making--Econometric models.
Princeton subject headings:
Agriculture and state--Decision making--Econometric models.
Agriculture and state--Developing countries--Decision making--Econometric models.