Introduction:
Our national income data are useful indicator of economic
health of a country. Gross Domestic Product measures the level of economic
activity and indicates the variations in these activities. The national income
data do not incorporate the environmental concerns in it. It is now believed
that the development alone does not matter, it should be sustainable so that
our posterity may live in the same comfort, which we had if not better. System of National Accounting (SNA) has three
main defects:
Defects:
a)
It neglects the depletion of natural capital
such as land, forests, water, minerals etc.
b)
Environmental pollution is not reflected in the
SNA.
c)
Expenditure incurred in facing the external
effects of environmental degradation becomes the part of SNA.
In recent years, a new system of
sustainable accounting, known as Green Accounting, has emerged. “It
permits the computation of income for a nation by considering the economic
damage and depletion in the natural resource base of an economy”.
Objectives of System of Integrated Environmental and Economic Accounting
(SEEA):
It is obvious that the conventional economic accounts
do not identify any of the environmental and natural resource inputs that re
used for production. They are assumed as free gifts of nature and not priced in
markets. In fact, the costs are external to the firm. This is one of the main
cause of environmental depletion. The objective of SEEA is to extend the
conventional accounts to includes depletion of natural assets.
1. Segregation
and Elaboration:The first objective of SEEA is
segregation and elaboration of all environment related flows and stocks of
assets, related to environmental issues. As a result, it is easier to estimate
the total expenditure required for protection of environment. A further
objective of this segregation is to identify that part of GDP that reflects the
costs necessary to compensate for the negative impacts of growth., it is the
defensive expenditure.
2. Linkage: The second objective of the SEEA is the linkage of physical resource
accounts with the monetary and environmental accounts and balance sheets.
Physical resource accounts cover the total stock of the reserves of natural
resources and changes there in even if those resources are not (yet) affected
by the production process in the economic system.
3. Assessment
of Environmental costs and Benefits: In SEEA we also record
use or depletion of natural resources in production or final consumption. The
changes in the environmental quality is also taken into account.
4. Accounting
for the maintenance of the tangible wealth: In the environmental
and economic accounting capital covers not only human made but also natural
capital. Capital formation is correspondingly changed into a broader concept of
capital accumulation allowing for the use and discovery of environmental
assets.
5. Calculation
of modified macroeconomic aggregates:The consideration of
the cost of depletion of natural resources and changes in the environmental
quality permits the calculation of modified macroeconomic aggregates, notably
an environmentally adjusted net domestic product (EDP).
How can we measure the Environmentally adjusted GDP
We have already studied the concept of national
income where we have defined the Net Domestic product as;
NDP= C+I+G+(X-M)
To arrive at Green NDP the concept of net capital
formation (I) is replaced to include non-produced capital assets and account
for its depletion by subtracting the used non- produced assets from the initial
stock.
Green NDP or EDP=EDP = + C
+ NAp. ec + (NAnp.ec - NAnp.n) +Net Exports(X-M)
Where;
Green NDP = Environmentally adjusted domestic product.
ะก = Final Consumption
NAp.ec = Net accumulation of produced economic assets.
NAnp.ec = Net accumulation of non-produced economic
assets
NAnp.n = Net accumulation of non-produced
natural
Net Export(X-M) = Exports-imports
It is essential to maintain close links between the two systems of accounting to facilitate the direct comparision of conventional and environmentally adjusted indicators. This can be achieved by incorporating the produced and non-produced assets in the standard national income accounts which are eleborated and expanded in the system of integrated Environmental and Economic Accounting (SEEA) issued in the SNA handbook on Integrated Environmental and Economic Accounting (IEEA) issued by United Nations in 1993.
Table:
System of Integrated Environmental and Economic Accounting (SEEA)
Supply and Use Accounts
|
Asset Balance by Type of Assets
|
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ISIC
|
Produced Assets
|
Non-produced Assets
|
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CPC
|
Output
|
Imports
|
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Intermediate Consumption
|
Exports
|
Final consumption
|
Opening stock of produced assets
|
Opening stock of non-produced Economic Assets
|
|
Consumption of fixed capital: produced Assets
|
Gross Capital Formation
|
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Value Added, Net/NDP
|
Consumption of Fixed capital
|
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Asset balance by industry: Produced assets and Non-produced
assets
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Other changes in volume of produced assets
|
Other changes in volume of Non-produced assets
|
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Holdings Gains/ Losses on Produced Assets
|
Holdings Gains/ Losses on Non-Produced Economic Asset
|
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Closing stock of produced assets
|
Closing stock of Non-Produced Economic Assets
|
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ISIC=
International Standard Industrial classification of all Economic Activities,
UnitesNations, (1990)
CPC= Provisional
Central product classification, United nations.
|
Table shows how the data systems for produced and
non-produced (natural non-financial) assets can be integrated in to one table
of supply and use and asset accounts.
Table introduces two classifications for the further break
down of its supply and use blocks. The first classification is by industry,
based on the International Standard Industrial Classification(ISIC) and is
applied vertically to the blocks of output, intermediate consumption and value
added. The second classification is by products, based on Central Product
Classification(CPC) and is applied horizontally to the blocks of supply (output
and Imports) and use (intermediate consumption, final consumption, capital
formation and exports). In the conventional economic accounts those activities
which produced the same output are grouped together. Once we consider that the
environmental products which get generated during production must be accounted
for, then the sectoral aggregation must be changed. This is because the scale of production may
lead to different levels of emissions and the techniques of production also
affects theenvironment. The house hold and cottage industries must be treated
separately in the accounting process. Similarly, based on techniques of
production electricity production is a single activity in conventional
accounting is accounted separately as hydro, coal, gas, atomic as they generate
different types of pollution. The supply side identity holds for each product
category that is distinguished in the supply and use rows of the table and the
value-added identity holds for each industrial sector.
The production sector arguments also apply on the consumption
side. Environmental changes also take place in the process of consumption. For
example, when people travel by vehicles, air pollution takes place. The
municipal waste generated by consumers has serious environmental problems. Moreover,
not only the level of consumption but the manner of consumptionalso has
environmental effects e.g. cookingwith cow dungor fuel wood. All these must be
considered separately by the accounting authorities. This is done by Central
Product Classification (CPC) and is applied horizontally to the blocks of
supply and use.
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