Factors Influencing Industrial Location
Geography › Economic Activities and Industrial Location · Topic 20.6
Industries are located where the total cost of production is lowest or the profit highest. The main factors are access to the market, raw materials, power, labour, transport, capital, government policy and the benefits of agglomeration. Alfred Weber's least cost theory explains location through the cost of transport, labour and agglomeration, with the raw material index separating industries that locate at raw materials from those that locate at the market.
6 min read · UPSC Prelims · Geography · Economic Activities and Industrial Location
At a Glance
- Main factors Market, raw materials, power, labour, transport, capital, policy
- Weber Least cost theory, 1909
- Raw material index Weight of localised material to weight of product
- Agglomeration Benefits of clustering
- India Corridors, SEZs, ports
- Exam link UPSC Prelims, Geography: Economic Activities and Industrial Location
Where Does It Fit?
This is the sixth topic of the macro on economic activities and industrial location. The previous topics classified the activities and industries, and this one explains where factories are placed and why. The next two topics apply these ideas to the iron and steel industry. Previous topic: Tertiary, Quaternary and Quinary Activities. Next topic: Iron and Steel Industry – Process and Location Factors.
What Factors Influence Industrial Location?
| Factor | How it works | Examples |
|---|---|---|
| Access to the market | Industries locate near consumers when the product is perishable, bulky or fragile, or when it gains weight in production, and a large market of rich consumers draws industries | Bread and bakery, newspapers, soft drinks, furniture, consumer electronics in big cities |
| Raw materials | Industries that use heavy or perishable materials that lose weight in processing locate near the source to save transport costs | Sugar mills near sugarcane fields; cement near limestone; copper smelting near mines; fruit processing near orchards; steel near iron ore and coal |
| Power supply | Industries needing large amounts of energy locate near power sources or cheap power | Aluminium smelting (Renukoot, Korba), fertiliser and chemicals near gas or hydropower |
| Labour | The supply, skill and cost of labour; skilled labour for high-technology industries | Software in Bengaluru and Hyderabad; textile and garment clusters in Tiruppur and Ludhiana |
| Transport and communication | Cheap, fast links to raw materials and markets; ports and nodal points of railways | Port-based industries such as refineries, jute mills along the Hooghly, and automobile plants near ports |
| Capital | Availability of finance and banks; capital-intensive industries cluster in financial centres | Mumbai as the financial centre |
| Government policy | Incentives, taxes, tariffs, regional policy, special zones, environmental and labour laws | Special Economic Zones, industrial corridors, PLI incentives, backward area subsidies |
| Agglomeration economies | Savings from locating near other industries: shared infrastructure, suppliers, skilled labour and knowledge | Industrial clusters such as the Hooghly belt and automobile clusters at Pune and Chennai |
What Is Weber’s Least Cost Theory?
- Idea: the German economist Alfred Weber proposed in 1909 that an industry will be located at the point where the total cost of production is least, taking into account three main factors: transport cost, labour cost and the benefits of agglomeration.
- Transport cost: depends on the weight of materials and the distance. Weber distinguished ubiquitous materials, such as water and air, available everywhere, from localised materials that are found only in particular places. Among the localised materials, pure materials, such as cotton, do not lose weight in production, and gross or weight-losing materials, such as iron ore, lose weight.
- Material index: the weight of the localised raw materials divided by the weight of the finished product. If the index is greater than one, the industry is weight-losing and is located near the raw material; if it is less than one, the industry gains weight and is located near the market; if it is about one, it can be located anywhere between them.
- Labour and agglomeration: a place with cheap labour may attract an industry away from the least transport cost point, if the savings in labour cost are greater than the extra transport cost, shown by isodapanes, lines of equal additional transport cost. Agglomeration lowers costs further.
- Criticism: the model assumes perfect competition, fixed demand and a single product, and ignores policy, the role of the market, and the changes in technology and transport costs.
Other theories add the demand side: August Losch’s market area theory holds that industries choose the location that gives the largest market area and profit, and Hotelling’s model considers competition between firms. In practice, modern location involves the quality of the labour, the policy and the supply chain, rather than the cost of transport alone, so more industries are footloose industries, as in Secondary Activities and Classification of Industries.
How Does This Apply in India?
Heavy industries based on weight-losing materials, such as steel, cement and aluminium, grew in the mineral belt of the east and the centre, as in Peninsular Plateau and Minor Plateaus. The jute and engineering industries of the Hooghly grew from the port and the colonial capital, and the cotton textile industry of Mumbai and Ahmedabad grew around the cotton of the black soil region, port access and capital. Later location was driven by policy: industrial estates, Special Economic Zones under the SEZ Act of 2005, the Delhi–Mumbai Industrial Corridor and other corridors, port-led development under Sagarmala as in Ports as Gateways of International Trade, and the semiconductor and electronics clusters supported by incentives. Today the pull of the market and of skilled labour is strong, and many modern industries, such as automobiles, electronics and pharmaceuticals, locate near large cities with good connectivity.
Location also has social and environmental effects. A factory near a city may bring jobs but also pollution, and so environmental clearances, zoning and the limits on polluting industries near sensitive areas matter. As an analytical point, the choice of a location is a trade-off between cost, market, policy and sustainability, and public policy works by changing these costs: cheap power, a good port, a trained workforce or a tax holiday can pull industry to backward regions, but only when the basic conditions of infrastructure and skills are in place.
Why Is This Topic Important?
- Theory Weber asked
- Examples Industry–location matching
- Policy Corridors and SEZs
What Came Next?
The next two topics explain the iron and steel industry, beginning with the process and location factors. Next topic: Iron and Steel Industry – Process and Location Factors.
Key People and Terms
- Agglomeration Clustering of industries
- Raw material index Weight of materials to product
- Isodapane Line of equal added transport cost
- Ubiquitous material Material found everywhere
- SEZ Special Economic Zone
- Weight-losing Industry whose material loses weight
Exam Corner
Points to Remember
- Weber: least cost theory, 1909.
- Index above one: locate near raw material.
- Index below one: locate near the market.
- Sugar mills are near cane fields.
- Aluminium needs cheap power.
Do Not Confuse With
- Ubiquitous and localised materials Everywhere versus only in certain places
- Agglomeration and isodapane Cost saving by clustering versus line of extra transport cost
- Weber and Losch Cost side versus demand side
Memory Hook
Weigh the materials, count the labour, cluster for savings: Weber finds the cheapest place.
Mains Angle
Questions ask for factors and a theory. These points add depth.
- Factors Cost and policy
- Theory Weber’s model
- India Corridors and zones
A Question You May Face
An original practice question, not a past paper question.
“Explain the factors that influence industrial location and discuss how government policy has altered the location of industries in India.”
How to Answer
- Factors Market to agglomeration.
- Theory Weber and material index.
- Examples Sugar to software.
- Policy SEZs and corridors.
GS Relevance
Frequently Asked Questions
What are the main factors that influence the location of industries?
The main factors are access to the market, the availability of raw materials, power supply, labour, transport and communication, capital, government policy, and the benefits of agglomeration. Different industries give different weight to these, so sugar mills locate near cane fields, while software firms locate where skilled labour is available.
What is Weber's least cost theory?
Alfred Weber's least cost theory of 1909 states that an industry will locate at the point where the total cost of production is lowest, mainly considering the cost of transport, the cost of labour and the savings from agglomeration. The theory uses the material index to decide if the industry will locate near raw materials or markets.
What is the material index?
The material index is the ratio of the weight of localised raw materials to the weight of the finished product. If the ratio is greater than one, the industry is weight-losing and is located near the raw material source; if it is less than one, the industry is located near the market.
What are agglomeration economies?
Agglomeration economies are the cost savings that firms gain by locating close to other firms in the same or related industries, such as shared infrastructure, a pool of skilled labour, specialised suppliers and exchange of knowledge. They explain the formation of industrial clusters and regions.
What is a Special Economic Zone?
A Special Economic Zone is a designated area in which businesses get tax benefits and simplified procedures, to promote exports, investment and employment. In India, SEZs are governed by the SEZ Act of 2005, and they offer duty-free imports of inputs and income tax incentives, although their performance has been uneven.
PYQ Practice — Statement Analysis
1 Sugar mills are located near sugarcane-growing areas.
Cane loses weight and perishes.
2 Weber's theory was proposed in 1909.
It is a least cost model.
3 A material index greater than one favours location near the market.
It favours location near the raw material.
4 Aluminium smelting needs cheap power.
It is electricity-intensive.
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