Foreign direct investment in India is set to swell in coming years as investors stomach a lack of transparency, poor infrastructure and policy paralysis in their search for growth, professional services firm Ernst & Young (E&Y) said in a report. Overseas investment in Asia's third-largest economy rose for the first time in three years in 2011, the report noted, as global investors put their faith in rising salaries, an expanding middle-class and a large and cheap labour force.