India, July 25 -- An American woman who has been living in India for the past four years has ignited an online conversation after posting a video explaining why the Indian rupee offers better domestic purchasing power than the US dollar.

Kristen Fischer took to Instagram to address a question she says she receives frequently: "Is the rupee really better than the dollar?" In her video, which has now garnered over 139k, she delves into the concept of purchasing power parity (PPP), using simple comparisons to highlight how far a rupee can stretch in India compared to a dollar in the United States.

(Also read: 'My life has changed': American woman lists 10 transformations after moving to India)

"Now, whenever I talk about how affordable it...