Tata Company Chairman Ratan Tata posing with the brand new Tata Nano at the 9th Auto Expo in New Delhi, India, Thursday, Jan. 10, 2008.

India's giant Tata Group will this Thursday make public the world's cheapest car, which analysts say could make worldwide prices smaller. Ratan Tata, will kick off an auto show with the inauguration of the long-awaited "People's Car", which will carry a sticker price of 100,000 rupees or 2,500 dollars.