Last month, India pulled from circulation INR500 and INR1,000 banknotes, in a bid, the country's government said, to clamp down on counterfeiting, corruption, drug use and smuggling. The demonetisation move has proved controversial and has affected consumer spending, with smaller traders facing pressure, although many of the largest food companies operating in India believe it will benefit the country's economy. Raghavendra Verma reports from New Delhi.