In
economics
Economics () is the social science that studies the production, distribution, and consumption of goods and services.
Economics focuses on the behaviour and interactions of economic agents and how economies work. Microeconomics analyzes ...
, goods are items that satisfy human
want
The idea of want can be examined from many perspectives. In secular societies want might be considered similar to the emotion desire, which can be studied scientifically through the disciplines of psychology or sociology. Want might also be exami ...
s
and provide
utility
As a topic of economics, utility is used to model worth or value. Its usage has evolved significantly over time. The term was introduced initially as a measure of pleasure or happiness as part of the theory of utilitarianism by moral philosoph ...
, for example, to a
consumer
A consumer is a person or a group who intends to order, or uses purchased goods, products, or services primarily for personal, social, family, household and similar needs, who is not directly related to entrepreneurial or business activities. ...
making a purchase of a satisfying
product
Product may refer to:
Business
* Product (business), an item that serves as a solution to a specific consumer problem.
* Product (project management), a deliverable or set of deliverables that contribute to a business solution
Mathematics
* Produ ...
. A common distinction is made between goods which are transferable, and
services
Service may refer to:
Activities
* Administrative service, a required part of the workload of university faculty
* Civil service, the body of employees of a government
* Community service, volunteer service for the benefit of a community or a p ...
, which are not transferable.
A good is an "economic good" if it is useful to people but
scarce
In economics, scarcity "refers to the basic fact of life that there exists only a finite amount of human and nonhuman resources which the best technical knowledge is capable of using to produce only limited maximum amounts of each economic good. ...
in relation to its demand so that human effort is required to obtain it.
[Samuelson, P. Anthony., Samuelson, W. (1980). Economics. 11th ed. / New York: McGraw-Hill.]
In contrast,
free goods
A free good is a good that is not scarce, and therefore is available without limit. A free good is available in as great a quantity as desired with zero opportunity cost to society.
A good that is made available at zero price is not necessarily a ...
, such as air, are naturally in abundant supply and need no conscious effort to obtain them.
Private goods
A private good is defined in economics as "an item that yields positive benefits to people" that is excludable, i.e. its owners can exercise private property rights, preventing those who have not paid for it from using the good or consuming its be ...
are things owned by people, such as
televisions
Television, sometimes shortened to TV, is a telecommunication medium for transmitting moving images and sound. The term can refer to a television set, or the medium of television transmission. Television is a mass medium for advertising, ...
, living room furniture, wallets, cellular telephones, almost anything owned or used on a daily basis that is not food-related.
A
consumer good
A final good or consumer good is a final product ready for sale that is used by the consumer to satisfy current wants or needs, unlike a intermediate good, which is used to produce other goods. A microwave oven or a bicycle is a final good, but ...
or "final good" is any item that is ultimately consumed, rather than used in the production of another good. For example, a
microwave oven
A microwave oven (commonly referred to as a microwave) is an electric oven that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range. This induces polar molecules in the food to rotate and produce ...
or a
bicycle that is sold to a consumer is a final good or consumer good, but the components that are sold to be used in those goods are
intermediate good
Intermediate goods, producer goods or semi-finished products are goods, such as partly finished goods, used as inputs in the production of other goods including final goods. A firm may make and then use intermediate goods, or make and then sell, o ...
s. For example,
textile
Textile is an umbrella term that includes various fiber-based materials, including fibers, yarns, filaments, threads, different fabric types, etc. At first, the word "textiles" only referred to woven fabrics. However, weaving is not the ...
s or
transistor
upright=1.4, gate (G), body (B), source (S) and drain (D) terminals. The gate is separated from the body by an insulating layer (pink).
A transistor is a semiconductor device used to Electronic amplifier, amplify or electronic switch, switch ...
s can be used to make some further goods.
Commercial goods are construed as tangible products that are manufactured and then made available for supply to be used in an industry of commerce. Commercial goods could be tractors, commercial vehicles, mobile structures, airplanes, and even roofing materials. Commercial and personal goods as categories are very broad and cover almost everything a person sees from the time they wake up in their home, on their commute to work to their arrival at the workplace.
Commodities may be used as a
synonym for economic goods but often refer to marketable
raw materials and
primary products
The primary sector of the economy includes any industry involved in the extraction and production of raw materials, such as farming, logging, fishing, forestry and mining.
The primary sector tends to make up a larger portion of the economy in ...
.
Although common goods are
tangible
Tangibility is the property of being able to be perceived by touch. A commonplace understanding of "tangibility" renders it as an attribute allowing something to be perceptible to the senses.
In criminal law, one of the elements of an offense ...
, certain classes of goods, such as
information
Information is an abstract concept that refers to that which has the power to inform. At the most fundamental level information pertains to the interpretation of that which may be sensed. Any natural process that is not completely random ...
, only take
intangible forms. For example, among other goods an
apple
An apple is an edible fruit produced by an apple tree (''Malus domestica''). Apple trees are cultivated worldwide and are the most widely grown species in the genus ''Malus''. The tree originated in Central Asia, where its wild ancestor, ' ...
is a tangible object, while
news
News is information about current events. This may be provided through many different media: word of mouth, printing, postal systems, broadcasting, electronic communication, or through the testimony of observers and witnesses to events. N ...
belongs to an intangible class of goods and can be perceived only by means of an instrument such as
print or
television
Television, sometimes shortened to TV, is a telecommunication medium for transmitting moving images and sound. The term can refer to a television set, or the medium of television transmission. Television is a mass medium for advertisin ...
.
Utility and characteristics of goods
Goods may increase or decrease their utility directly or indirectly and may be described as having
marginal utility. Some things are useful, but not scarce enough to have
monetary value
In economics, economic value is a measure of the benefit provided by a good or service to an economic agent. It is generally measured through units of currency, and the interpretation is therefore "what is the maximum amount of money a speci ...
, such as the
Earth's atmosphere
The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing fo ...
, these are referred to as '
free good
A free good is a good that is not scarce, and therefore is available without limit. A free good is available in as great a quantity as desired with zero opportunity cost to society.
A good that is made available at zero price is not necessarily ...
s'.
In normal parlance, "goods" is always a plural word, but economists have long termed a single item of goods "a good".
In economics, a
bad is the opposite of a good. Ultimately, whether an object is a good or a bad depends on each individual consumer and therefore, not all goods are goods to all people.
Types of goods
Goods' diversity allows for their classification into different categories based on distinctive characteristics, such as tangibility and (ordinal) relative elasticity. A tangible good like an apple differs from an intangible good like information due to the impossibility of a person to physically hold the latter, whereas the former occupies physical space. Intangible goods differ from services in that final (intangible) goods are transferable and can be traded, whereas a service cannot.
Price elasticity
A good's price elasticity of demand (E_d, PED) is a measure of how sensitive the quantity demanded is to its price. When the price rises, quantity demanded falls for almost any good, but it falls more for some than for others. The price elastici ...
also differentiates types of goods. An elastic good is one for which there is a relatively large change in quantity due to a relatively small change in price, and therefore is likely to be part of a family of
substitute goods; for example, as pen prices rise, consumers might buy more pencils instead. An inelastic good is one for which there are few or no substitutes, such as tickets to major sporting events, original works by famous artists, and prescription medicine such as insulin.
Complementary goods are generally more inelastic than goods in a family of substitutes. For example, if a rise in the price of beef results in a decrease in the quantity of beef demanded, it is likely that the quantity of hamburger buns demanded will also drop, despite no change in buns' prices. This is because hamburger buns and beef (in Western culture) are
complementary goods
In economics, a complementary good is a good whose appeal increases with the popularity of its complement. Technically, it displays a negative cross elasticity of demand and that demand for it increases when the price of another good decreases. I ...
. It is important to note that goods considered complements or substitutes are relative associations and should not be understood in a vacuum. The degree to which a good is a substitute or a complement depends on its relationship to other goods, rather than an intrinsic characteristic, and can be measured as
cross elasticity of demand by employing statistical techniques such as covariance and correlation.
Goods classified by exclusivity and competitiveness
Fourfold model of goods
Goods can be classified based on their degree of excludability and rivalry (competitiveness). Considering excludability can be measured on a continuous scale, some goods would not be able to fall into one of the four common categories used.
There are four types of goods based on the characteristics of rival in consumption and excludability: Public Goods, Private Goods, Common Resources, and Club Goods. These four types plus examples for anti-rivalry appear in the accompanying table.
Public goods
Goods that are both non-rival and non-excludable are called public goods. In many cases, renewable resources, such as land, are common commodities but some of them are contained in public goods. Public goods are non-exclusive and non-competitive, meaning that individuals cannot be stopped from using them and anyone can consume this good without hindering the ability of others to consume them. Examples in addition to the ones in the matrix are national parks, or firework displays. It is generally accepted by mainstream economists that the market mechanism will under-provide public goods, so these goods have to be produced by other means, including government provision. Public goods can also suffer from the
Free-Rider problem
In the social sciences, the free-rider problem is a type of market failure that occurs when those who benefit from resources, public goods (such as public roads or public library), or services of a communal nature do not pay for them or under-p ...
.
Private good
A private good is defined in economics as "an item that yields positive benefits to people" that is excludable, i.e. its owners can exercise private property rights, preventing those who have not paid for it from using the good or consuming its ...
s
Private goods are excludable goods, which prevent other consumers from consuming them. Private goods are also rivalrous because one good in private ownership cannot be used by someone else. That is to say, consuming some goods will deprive another consumer of the ability to consume the goods. Private goods are the most common type of goods. They include what you have to get from the store. For examples food, clothing, cars, parking spaces,etc. An individual who consumes an apple denies another individual from consuming the same one. It is excludable because consumption is only offered to those willing to pay the price.
Common-pool resource
In economics, a common-pool resource (CPR) is a type of good consisting of a natural or human-made resource system (e.g. an irrigation system or fishing grounds), whose size or characteristics makes it costly, but not impossible, to exclude potenti ...
s
Common-pool resources are rival in consumption and non-excludable. An example is that of fisheries, which harvest fish from a shared common resource pool of fish stock. Fish caught by one group of fishermen are no longer accessible to another group, thus being rivalrous. However, oftentimes, due to an absence of well-defined
property rights
The right to property, or the right to own property (cf. ownership) is often classified as a human right for natural persons regarding their possessions. A general recognition of a right to private property is found more rarely and is typically h ...
, it is difficult to restrict access to fishermen who may overfish.
Club good
Club may refer to:
Arts, entertainment, and media
* ''Club'' (magazine)
* Club, a '' Yie Ar Kung-Fu'' character
* Clubs (suit), a suit of playing cards
* Club music
* "Club", by Kelsea Ballerini from the album ''kelsea''
Brands and enterprises ...
s
Club goods are excludable but not rivalrous in the consumption. That is, not everyone can use the good, but when one individual has claim to use it, they do not reduce the amount or the ability for others to consume the good. By joining a specific club or organization we can obtain club goods; As a result, some people are excluded because they are not members. Examples in addition to the ones in the matrix are cable television, golf courses, and any merchandise provided to club members. A large television service provider would already have infrastructure in place which would allow for the addition of new customers without infringing on existing customers viewing abilities. This would also mean that marginal cost would be close to zero, which satisfies the criteria for a good to be considered non-rival. However, access to cable TV services are only available to consumers willing to pay the price, demonstrating the excludability aspect.
Economists set these categories for these goods and their impact on consumers. The government is usually responsible for public goods and common goods, and enterprises are generally responsible for the production of private and club goods. But this pattern does not fit for all the goods as they can intermingle.
History of the fourfold model of goods
In 1977, Nobel winner
Elinor Ostrom
Elinor Claire "Lin" Ostrom (née Awan; August 7, 1933 – June 12, 2012) was an American political scientist and political economist whose work was associated with New Institutional Economics and the resurgence of political economy. In 2009, ...
and her husband
Vincent Ostrom
Vincent Alfred Ostrom (September 25, 1919 – June 29, 2012) was an American political economist and the Founding Director of the Ostrom Workshop based at Indiana University and the Arthur F. Bentley Professor Emeritus of Political Science. He an ...
proposed additional modifications to the existing classification of goods so to identify fundamental differences that affect the incentives facing individuals. Their definitions are presented on the matrix.
Elinor Ostrom
Elinor Claire "Lin" Ostrom (née Awan; August 7, 1933 – June 12, 2012) was an American political scientist and political economist whose work was associated with New Institutional Economics and the resurgence of political economy. In 2009, ...
proposed additional modifications to the classification of goods to identify fundamental differences that affect the incentives facing individuals
# Replacing the term "rivalry of consumption" with "subtractability of use".
# Conceptualizing subtractability of use and excludability to vary from low to high rather than characterizing them as either present or absent.
# Overtly adding a very important fourth type of good—common-pool resources—that shares the attribute of subtractability with private goods and difficulty of exclusion with public goods. Forests, water systems, fisheries, and the global atmosphere are all common-pool resources of immense importance for the survival of humans on this earth.
# Changing the name of a "club" good to a "toll" good since goods that share these characteristics are provided by small scale public as well as private associations.
Expansion of Fourfold model: Anti-rivalrous
Consumption can be extended to include "Anti-rivalrous" consumption.
Expansion of Fourfold model: Semi-Excludable
The additional definition matrix shows the four common categories alongside providing some examples of fully excludable goods, Semi-excludable goods and fully non-excludeable goods. Semi-excludable goods can be considered goods or services that a mostly successful in excluding non-paying customer, but are still able to be consumed by non-paying consumers. An example of this is movies, books or video games that could be easily
pirated
Copyright infringement (at times referred to as piracy) is the use of works protected by copyright without permission for a usage where such permission is required, thereby infringing certain exclusive rights granted to the copyright holder, s ...
and shared for free.
Trading of goods
Goods are capable of being physically delivered to a
consumer
A consumer is a person or a group who intends to order, or uses purchased goods, products, or services primarily for personal, social, family, household and similar needs, who is not directly related to entrepreneurial or business activities. ...
. Goods that are ''
economic intangibles'' can only be stored, delivered, and consumed by means of
media
Media may refer to:
Communication
* Media (communication), tools used to deliver information or data
** Advertising media, various media, content, buying and placement for advertising
** Broadcast media, communications delivered over mass e ...
.
Goods, both tangibles and intangibles, may involve the transfer of product
ownership to the consumer. Services do not normally involve transfer of ownership of the service itself, but may involve transfer of ownership of goods developed or marketed by a service provider in the course of the service. For example, sale of storage related goods, which could consist of storage sheds, storage containers, storage buildings as tangibles or storage supplies such as boxes, bubble wrap, tape, bags and the like which are consumables, or distributing
electricity
Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as describ ...
among consumers is a service provided by an
electric utility
An electric utility is a company in the electric power industry (often a public utility) that engages in electricity generation and distribution of electricity for sale generally in a regulated market. The electrical utility industry is a major pr ...
company. This service can only be experienced through the consumption of
electrical energy, which is available in a variety of
voltage
Voltage, also known as electric pressure, electric tension, or (electric) potential difference, is the difference in electric potential between two points. In a static electric field, it corresponds to the work needed per unit of charge to ...
s and, in this case, is the ''economic goods'' produced by the electric utility company. While the service (namely, distribution of electrical energy) is a process that remains in its entirety in the ownership of the electric service provider, the goods (namely, electric energy) is the object of ownership transfer. The consumer becomes an electric energy owner by purchase and may use it for any lawful purposes just like any other goods.
See also
*
Bad (economics)
*
Fast-moving consumer goods
*
Final goods
A final good or consumer good is a final product ready for sale that is used by the consumer to satisfy current wants or needs, unlike a intermediate good, which is used to produce other goods. A microwave oven or a bicycle is a final good, but ...
*
Goods and services
Goods are items that are usually (but not always) tangible, such as pens, physical books, salt, apples, and hats. Services are activities provided by other people, who include architects, suppliers, contractors, technologists, teachers, doc ...
*
Intangible asset
An intangible asset is an asset that lacks physical substance. Examples are patents, copyright, franchises, goodwill, trademarks, and trade names, as well as software. This is in contrast to physical assets (machinery, buildings, etc.) and fin ...
*
Intangible good
An intangible good is claimed to be a type of good that does not have a physical nature, as opposed to a physical good (an object). Digital goods such as downloadable music, mobile apps or virtual goods used in virtual economies
A virtual econ ...
*
List of economics topics
The following outline is provided as an overview of and topical guide to economics:
Economics – analyzes the production, distribution, and consumption of goods and services. It aims to explain how economies work and how economic agen ...
*
Property
Property is a system of rights that gives people legal control of valuable things, and also refers to the valuable things themselves. Depending on the nature of the property, an owner of property may have the right to consume, alter, share, r ...
**
Tangible property
In law, tangible property is literally anything that can be touched, and includes both real property and personal property (or moveable property), and stands in distinction to intangible property.
In English law and some Commonwealth legal s ...
*
Service (economics)
Notes
References
* Bannock, Graham ''et al.'' (1997). ''Dictionary of Economics'', Penguin Books.
* Milgate, Murray (1987), "goods and commodities," ''
The New Palgrave: A Dictionary of Economics'', v. 2, pp. 546–48. Includes historical and contemporary uses of the terms in economics.
* Vuaridel, R. (1968). Une définition des biens économiques. (A definition of economic goods). L'Année sociologique (1940/1948-), 19, 133-170. Stable JStor URL
External links
*
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Goods (economics),
Utility
Supply chain management
Microeconomics