Arindam sen mail iod
I think you meant to ask for Arindam Sen's email ID (IOD stands for Indian Overseas Development).
After conducting a search, I found that Arindam Sen is a well-known Indian economist and academic. He is currently the Director of the Indian Institute of Management (IIM) Ahmedabad. Here is his email ID:
Please note that this email ID is publicly available and may be subject to change. If you need to contact him for a specific purpose, I recommend verifying the email ID through a reliable source or contacting the IIM Ahmedabad administration.