They are referenced in many financial contracts and are particularly prevalent in global bond and equity market indices where they are used to aggregate markets into a common currency. (rba.gov.au)
For most of the new millennium the correlation between bond and equity returns has been negative. (blackrockblog.com)
Investors want to select the best bond and equity mutual funds and ETFs to hold for a long duration. (bestnoloadmutualfund.com)