India is taking initiative to conclude the long-drawn Doha trade talks ahead of the G-20 summit. WTO chief Pascal Lamy warned that currency turmoil could jeopardize economic recovery. A report found that more than 17,000 US doctors received money from drug companies to promote their products. China unexpectedly raised interest rates for the first time since 2007. Coal India's IPO saw oversubscription of 10 times as it aims to raise Rs. 15,000 crore. Tata Consultancy Services joined the $2 billion revenue club in the second quarter with a 32% rise in net profit.