Increased environmental pollution is a negative economic impact of urbanization, as it can lead to health problems and other negative externalities.

According to the 'new economic geography' theory, agglomeration economies, which are the benefits that firms derive from being located near other firms, are the main driver of urbanization.

The main argument of the 'urban primacy' theory is that primate cities, which are the largest cities in a country, are more productive than other cities due to their concentration of economic activity and resources.

Improved public transportation is a positive economic impact of urbanization, as it can reduce traffic congestion and improve air quality.

According to the 'dual economy' theory, the urban sector is more productive than the rural sector due to its concentration of capital, labor, and technology.

The main argument of the 'informal sector' theory is that the informal sector, which consists of businesses that operate outside of the formal economy, is a major source of employment in developing countries.

Restricting urban growth is not a policy that can be used to address the negative economic impacts of urbanization, as it can lead to a number of problems, such as increased housing costs and traffic congestion.

The main argument of the 'urbanization economies' theory is that urbanization leads to increased productivity due to the concentration of economic activity and resources in urban areas.

A large number of natural resources is not a factor that can contribute to the economic growth of a city, as it is not a source of sustainable economic development.

The main argument of the 'urbanization and poverty' theory is that urbanization leads to reduced poverty due to the increased opportunities for employment and income generation in urban areas.

Rural-urban migration is not a challenge that cities in India face, as it is a natural process that occurs as people move from rural areas to urban areas in search of better economic opportunities.

The main argument of the 'urbanization and health' theory is that urbanization leads to improved health due to the increased access to healthcare, education, and other social services in urban areas.

Encouraging urban sprawl is not a policy that can be used to promote sustainable urbanization, as it can lead to a number of problems, such as increased traffic congestion, air pollution, and environmental degradation.

The main argument of the 'urbanization and crime' theory is that urbanization leads to increased crime due to the concentration of people and economic activity in urban areas, which can create opportunities for crime.

Increased social isolation is not a benefit of urbanization, as it can lead to a number of problems, such as mental health issues and social unrest.