Should you worry about falling returns from equity and debt investments?

The concept of real return helps compare returns in different countries and currencies. For example, nominal return comparison between India and the US doesn’t make sense because the long term inflation in the US is quite lower than that in India.

from Wealth-Economic Times https://economictimes.indiatimes.com/wealth/invest/should-you-worry-about-falling-returns-from-equity-and-debt-investments/articleshow/74413890.cms