Each year millions of Indians go abroad to study and work. A lot of them end up sending money back home, a transfer known as remittances.

The money is a crucial source of household income in low and middle-income countries, according to the World Bank. India is the only country to have received more than 100 billion dollars through this route - but it comes at a loss of its human capital. We speak to Indian expats and economists to explore the effect of remittances on the Indian economy.

Presenter/ producer: Devina Gupta

(Photo: Closeup view of a man counting Indian currency. Credit: Getty Images)