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the minimum income that is needed to cover the basic needs of people.
the benefits for society at large of producing a good or service.
the additional costs to society of external factors such as the pollution of the air; ground and...
all the built facilities that are required for the development of society and production;...
an amount that has to be added to the balance of payments account to make sure that it balances...
pollutants that can be absorbed by the environment and cause no damage at low levels.