India 's status as the fastest - growing major economy in the world is at risk from the " grey swans " - unlike black ducks , grey swans are known - . They include an infrastructure investment gap equivalent to 0.5 % of GDP ; the slowdown of business - friendly reforms , including the long - awaited adoption of a goods and services tax ; and India 's reliance on foreign investment , leaving it vulnerable to attack should war break out in the Middle East .
India's status as the fastest-growing major economy in the world is at risk from three "grey swans" - unlike black swans, grey swans are known risks. They include an infrastructure investment gap equivalent to 0.5% of GDP; the slowdown of business-friendly reforms, including the long-awaited adoption of a goods and services tax; and India's reliance on foreign oil, leaving it vulnerable to recession should war break out in the Middle East.