What is inflation, and why does it happen? | CNBC Explains

Ever wondered how your grandparents bought a house with what would barely be enough to buy a used car today? The prices for things are constantly going up, and the main reason is inflation. ----- Subscribe to us on YouTube: http://cnb.cx/2wuoARM Subscribe to CNBC International TV on YouTube: https://cnb.cx/2NGytpz Like our Facebook page: https://www.facebook.com/cnbcinternational Follow us on Instagram: https://www.instagram.com/cnbcinternational/ Follow us on Twitter: https://twitter.com/CNBCi