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Table 2 Estimation of non-market benefits

From: Are non-market benefits of soybean production significant? An extended economic analysis of smallholder soybean farming in Upper West region of northern Ghana

No. Non-marketed components Description Estimation
1 Improve soil fertility Cost saved from the purchase of nitrogen in chemical fertilizer from soybean production in crop rotation Average quantity of nitrogen fixed multiplied by market price/kg of nitrogen
15:15:15 50 kg-NPK fertilizer contains 15% of N2
2 Consumption Quantity of soybean consumed per hectare Quantity of soybean consumed (kg) multiplied by the market price/kg of soybean
3 Residue Mean cost of soap saved from the use of soybean residue soap Mean cost saved per month multiplied by lifespan of soybean residue soap (months)