麻省理工--发展经济学讲义(PDF 47页)
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点击下载Agriculture: The efficiency of land
use
Share of agriculture in employment is close to
50% for the world as a whole (50% in China, 57%
in India).
Is land used efficiently?
1.0.1 Farm size and productivity: observed relationship
Farm size productivity differences: see table.
Profit-Wealth ration and weather variability (monsoon
outset is a measure of the risk faced by the
farmer): see figure
— The Profit-Wealth ratio is always greater for
small farmers
— Small farmers’ profits are hurt much more by
uncertainty than large farmers’
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