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The master control relay instruction can be used as a substitute for a disconnect switch.
Net National Income
The total income of a nation after adding all payments from abroad and subtracting all payments to abroad, including depreciation.
Gross National Product
The total market value of all the goods and services produced by a country's residents and businesses over a specified period.
Net National Product
The total value of all goods and services produced by a country over a specific time period, minus depreciation.
Gross Domestic Product
The aggregate market or monetary value of all completed goods and services produced inside a nation's boundaries over a certain time frame.
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