Table V Parameter estimates generated by...

Table V

Parameter estimates generated by rice production function specifications applying time-invariant feasible generalized least square random-effects estimation procedure (dependent variable=ln(rice yield, kg/ha)), study area locations Bangladesh

	Parameter estimates	SE
ln(seed)	0.47***	0.07
ln(non-urea)	0.29***	0.05
ln(urea)	1.29***	0.49
ln(compost)	−0.02	0.04
ln(labor days)	−1.12**	0.49
ln(seed)×ln(seed)	−0.02	0.02
ln(non-urea)×ln(non-urea)	0.02***	0.003
ln(urea)×ln(urea)	0.0003	0.004
ln(compost)×ln(compost)	0.01***	0.002
ln(labor days)×ln(labor days)	−0.15*	0.08
ln(seed)×ln(non-urea)	0.07**	0.03
ln(seed)×ln(urea)	−0.14***	0.03
ln(seed)×ln(compost)	0.02***	0.01
ln(seed)×ln(labor days)	0.22**	0.09
ln(non-urea)×ln(urea)	−0.30***	0.06
ln(non-urea)×ln(compost)	0.01***	0.002
ln(non-urea)×ln(labor days)	0.24***	0.05
ln(labor days)×ln(compost)	−0.02***	0.01
Season 2013–2014 (dummy)	−0.05	0.04
Sub-district dummies (base: Babuganj sub-district)
Barisal Sadar (dummy)	0.40*	0.24
Birol (dummy)	0.18	0.21
Char Fasson (dummy)	0.50**	0.21
Jhalokati Sadar (dummy)	0.40*	0.21
Kalkini (dummy)	0.62*	0.34
Madaripur Sadar (dummy)	0.21	0.34
Melandaha (dummy)	0.23	0.21
Nazirpur (dummy)	0.40*	0.21
Sharsha (dummy)	0.30	0.21
Wazirpur (dummy)	0.55***	0.21
Kalapara (dummy)	0.23	0.22
Constant	3.928***	0.53
Number of observations	1,112
Σu	0.26
Σv	0.68

	Parameter estimates	SE
ln(seed)	0.47***	0.07
ln(non-urea)	0.29***	0.05
ln(urea)	1.29***	0.49
ln(compost)	−0.02	0.04
ln(labor days)	−1.12**	0.49
ln(seed)×ln(seed)	−0.02	0.02
ln(non-urea)×ln(non-urea)	0.02***	0.003
ln(urea)×ln(urea)	0.0003	0.004
ln(compost)×ln(compost)	0.01***	0.002
ln(labor days)×ln(labor days)	−0.15*	0.08
ln(seed)×ln(non-urea)	0.07**	0.03
ln(seed)×ln(urea)	−0.14***	0.03
ln(seed)×ln(compost)	0.02***	0.01
ln(seed)×ln(labor days)	0.22**	0.09
ln(non-urea)×ln(urea)	−0.30***	0.06
ln(non-urea)×ln(compost)	0.01***	0.002
ln(non-urea)×ln(labor days)	0.24***	0.05
ln(labor days)×ln(compost)	−0.02***	0.01
Season 2013–2014 (dummy)	−0.05	0.04
Sub-district dummies (base: Babuganj sub-district)
Barisal Sadar (dummy)	0.40*	0.24
Birol (dummy)	0.18	0.21
Char Fasson (dummy)	0.50**	0.21
Jhalokati Sadar (dummy)	0.40*	0.21
Kalkini (dummy)	0.62*	0.34
Madaripur Sadar (dummy)	0.21	0.34
Melandaha (dummy)	0.23	0.21
Nazirpur (dummy)	0.40*	0.21
Sharsha (dummy)	0.30	0.21
Wazirpur (dummy)	0.55***	0.21
Kalapara (dummy)	0.23	0.22
Constant	3.928***	0.53
Number of observations	1,112
Σu	0.26
Σv	0.68

Notes: Numbers in parentheses are standard errors. *,**,***Indicate the 10, 5 and 1 percent levels of significance, respectively

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