Ben Breitholtz on 2019's unprecedented rise in all major asset classes

2019 will be the only year since statistical collection began in 1990 that all major asset classes - stocks, bonds, mortgages, utilities, gold - produced a 'Sharpe Ratio' of greater than one.  That's average return minus the risk free interest rate divided by a measure of volatility.

~ Ben Breitholtz, data scientist, Arbor Research and Trading LLC, as quoted in Grant's Interest Rate Observer, November 28, 2019