What is the best asset to own as an investment over the ultra-long term? Aside from the traditional financial assets such as bonds, equities, and precious metals, there are a host of other non-financial assets that investors have been able to use as a store of wealth over the past 118 years that have generated returns.
In the 2017 issue of Credit Suisse's Global Investment Returns Yearbook 2018, the authors, Elroy Dimson, Paul Marsh and Mike Staunton, consider this question and take a look back at the returns of several esoteric assets over the past 180 years to try and figure it out.

