Table 3 Regression results of fertilizer's relative price to rice on fertilizing rice per hectare: 1961-1986

Note: *** indicates significance at 1% level.

Source: Saburo Yamada 'Comparative Analysis of Changes in the Rice Price in Asian Countries: 1950〜1986', Institute of Oriental Culture, University of Tokyo, -The Fiftieth Anniversary of Foundation Commemoration Papers, 1992

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