Other National Accounts

📚 Other National Accounts

While GDP is the most well-known economic indicator, it doesn’t tell the whole story. That’s why economists use other national accounts to better understand the structure, distribution, and sustainability of economic activity.

These accounts are part of the System of National Accounts (SNA) — a standardized framework used globally to measure and report national economic activity.

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🧾 1. Gross National Product (GNP)

GNP = GDP + Net Factor Income from Abroad (NFIA)

• Measures the total income earned by a country’s residents, regardless of where production occurs.
• Includes income from abroad (e.g., wages, profits sent home by citizens working overseas).
• Excludes income earned by foreigners within the country.

🔁 GDP = domestic production
🔁 GNP = income earned by nationals (citizens and companies)

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🧾 2. Net National Product (NNP)

NNP = GNP – Depreciation

• Accounts for the wear and tear (depreciation) of physical capital.
• Tells us how much net output is available for consumption or investment after maintaining current capital stock.

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🧾 3. National Income (NI)

NI = NNP at factor cost

• Total income earned by the nation’s residents in return for their contribution to production (wages, rent, interest, profit).
• Calculated before taxes but after depreciation.
• Excludes indirect taxes and includes subsidies.

📝 It's a cleaner measure of earned income than GDP or GNP.

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🧾 4. Personal Income (PI)

Income received by households, regardless of whether they earned it.

• Includes:

  • Salaries and wages
  • Dividends
  • Interest
  • Government transfers (like pensions and welfare)

• Excludes:

  • Corporate retained earnings
  • Social security contributions (taxes paid by employees)

🔑 PI is closer to what people actually receive and spend.

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🧾 5. Disposable Personal Income (DPI)

DPI = Personal Income – Personal Taxes

• The actual amount people have to spend or save.
• Used to gauge household spending potential.
• Important for predicting consumer demand, savings, and investment.

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📊 6. Net Domestic Product (NDP)

NDP = GDP – Depreciation

• Shows the actual output available for use, after accounting for the loss of value in capital goods.
• Better reflects sustainable production levels.

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🔁 Relationships Between Accounts (Simplified Flow):

GDP
↓ + Net factor income from abroad
GNP
↓ – Depreciation
NNP
↓ – Indirect taxes + Subsidies
National Income (NI)
↓ + Transfer payments – Retained earnings – Taxes
Personal Income (PI)
↓ – Personal Taxes
Disposable Personal Income (DPI)

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✅ Summary Table

Indicator	What It Measures
GDP	Output produced within a country’s borders
GNP	Total income earned by nationals (domestic + abroad)
NNP	GNP adjusted for depreciation
National Income (NI)	Total income earned by citizens at factor cost
Personal Income (PI)	Income received by individuals (includes transfers)
DPI	Income left after taxes — usable for spending and saving
NDP	GDP minus depreciation — shows sustainable output

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🧠 Why Are These Important?

• They help economists and policymakers:
  • Understand the true income and spending power of households.
  • Make comparisons between countries or time periods.
  • Assess economic sustainability and capital consumption.
  • Plan fiscal policies (taxation, spending, welfare programs).

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