Bihar-Jharkhand ke chhote shehar — Muzaffarpur, Darbhanga, Bhagalpur, Gaya, Purnia, Dhanbad, Bokaro, Deoghar — ki economy ka sabse bada sach: pravasi. Har parivar ka koi member Delhi, Surat, Mumbai, Bengaluru mein kamata hai — aur ab woh sirf paisa nahi bhejta, ghar ki kharidari ka payment bhi seedha karta hai.