ducks can be taken on for free
eggs for subsistence and sale

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chickens have to be purchased
eggs for subsistence and sale

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cows can be taken on for free
milk for subsistence

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pigs have to be purchased
pork for subsistence

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two fish ponds could be taken on for free
subsistence and sale

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cost-benefit analysis
cows, ducks and fish very positive as there are no acquisition costs and the pasture costs are low
chicken and pigs depend on extra donations

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cultivation

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rice, vegetables, various fruits, bananas, bamboo
cost-benefit analysis
important, increased self-suffiency regarding main foodstuff , only low investments required (seeds)