Chennai, Jan. 6 -- Addressing an event organised by the Dravida Munnetra Kazhagam (DMK)- led Tamil Nadu government to distribute 200,000 free laptops to eligible college students in the state under the "Ulagam Ungal Kaiyil" (The world is in your hands) scheme on Monday, former chief economic advisor to the central government, Arvind Subramanian said that Tamil Nadu served as a model to the "Hindi heartland" in terms of development keeping in mind the spirit of cooperative and competitive federalism.

"If India has to develop in some ways, then the Hindi heartland has to become what Tamil Nadu is today," said Subramanian.

Stalin said that the scheme wasn't treated as an expense but an investment for the future of students. "Don't stop wit...