Telecom minister A Raja resigned after coming under fire for his role in the controversial 2G spectrum allocation. Raghuram Rajan was named among the world's 7 most powerful economists by Forbes magazine. The top 10 most valued companies in India witnessed a wealth erosion of over Rs. 1 lakh crore last week, with State Bank of India losing the most. Mahindra plans to double production of its small tractor Yuvraj as it prepares for a national rollout next year.