Name some notable economists who estimated India’s per capita income during the colonial period.

What do you mean by "Occupational structure"?

What do you understand by subsistence farming?

Define National Income (NI).

What is infant mortality rate?

When did British introduce Railways in India?

Which is regarded as the defining year to mark the demographic transition from its first to the second decisive stage?

Which airlines inaugurated the aviation sector in India?

When was the first railway bridge built in India?

Which type of cotton textile had its origin in Bengal?