Indians are alowed to invest annually USD 250000 abroad under Liberalised Remmitance Scheme (LRS) limit. There are attractive investment opportunities under this option and I would be writing about these opportunities every week.
There are more than 2000 listed ETF in US tracking commodities, equities and bonds indexes globally.
Everything you wanted to know about ETF
Below you can also see dollar returns for different asset class for last 10 years
The Dollar returns of BSE sensex 30 and BSE 100 over last last years average 5%.
hence it is important to diversify and invest globally.