This article is more than five years old, so I'll let it speak for itself:
This shows that in the 12 months to the end of June the value of classic cars as a whole was up by 28%, which compared with a rise of 12% for the FTSE-100 index of leading shares and a 23% slump in the price of gold.
This shows that in the 12 months to the end of June the value of classic cars as a whole was up by 28%, which compared with a rise of 12% for the FTSE-100 index of leading shares and a 23% slump in the price of gold.
https://www.theguardian.com/business/2013/sep/07/luxury-inve...