Causes

• Receives around 1000 new migrants a day
• Services - banking, insurance, IT and call services. Mumbai's universities produce well educated English speaking graduates who are employed by large western companies (BT) who contact them to provide services - outsourcing. India's wage rates are low e.g. high salary = $5000 a year
• Manufacturing - half of Mumbai's factory workers work in the textile industry, producing high cotton textiles to export. Other industries: food processing, steel, engineering, cement and computer software
• Construction - demand for housing, factories and office means increase in construction industry
• Entertainment: Mumbai has the world's largest film Industry, Bollywood
• Leisure and businesses services - hotels and restaurants
• A rapid amount of people are drawn in from the countryside due to work being so varied from highly skilled jobs to practical work and people believe they will have better life chances in the city
• ·     Travellers from Europe used the ports that became known as “The gateway to India”. The area around the port became industrialised as a result and became used for importing and exporting goods.
• A variety of services grew around the port and this led the city to grow during the British rule, and even more rapidly once the British left in 1947