"With an increasingly affluent middle class fueling heavy domestic consumption, India is teeming with investment opportunities," suggests Nathan Slaughter.

In The ETF Authority, he looks to Morgan Stanley India Investment (NYSE: IIF), noting, "This exchange-traded fund has been one of the best-performing Asian funds, quintupling shareholders' money during the past decade."

"India is home to 1.2 billion citizens, second only to China as the world's most populous nation. Many of its people still eke out a marginal, agrarian lifestyle. But, more than 300 million Indians are skilled workers that have graduated to the ranks of the middle and upper classes.

"India is one of the hottest economies on the planet and holds tremendous profit potential," says Larry Edelson in Real Wealth. Here, he looks at a trio of fund poised to "capitalize on India's boom."

"India's economy is growing at a 9% rate, ten times faster than the U.S. and only a couple of percentage points behind China. And the Indian economy is not merely outgrowing the U.S. by leaps and bounds; it's also at the very epicenter of the booming natural resource markets.

"India has the fastest-growing population in the world, expanding at the rate of some 16 million per year. At that rate, India's population will exceed 1.4 billion people and be larger than China's by 2030.