In this episode of Zero Down, Join Kashish and Prapti piecing together the what-why-hows of labour migration in India. Using the Harris-Todaro model as a framework, we break down how migrants weigh expected income against the risks of unemployment in cities like Delhi and Bangalore. Why do millions leave their hometowns? What role does the informal sector play? And how does migration reshape India’s urban economy? From slums and political exclusion to the impact of COVID-19, we examine both the numbers and the human stories behind India’s migration wave. Tune in for a deep dive into one of the country’s most defining economic phenomena.