Hello,

Some of the top institutions to pursue PhD in economics are :-

Jadavpur University Kolkata

University of Hyderabad

Savitribai Phule Pune University

Jawaharlal Nehru University Delhi

Presidency University Kolkata

Jamia Millia Islamia

University of Delhi

Christ University Bangalore

BITS Pilani

Banaras Hindu University

https://university.careers360.com/colleges/list-of-phd-in-economics-universities-in-india

Thank you!