Some define AGG as a free ETF, considering an expense ratio of 0.03% and spreads and NAV deviation at their minimums.

Long duration energy storage (LDES) plays an important role in this aspect. This paper surveys and summarizes the state-of-art and on-going development for main LDES technologies, including pumped ...

JBND actively outperforms the Bloomberg U.S. Aggregate Index with unique holdings and disciplined strategy, but less flexible ...

An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and ...

The duration of being left-behind has been identified as an independent risk factor for adolescent mental health. During adolescence, being left- behind not only represents a challenge in adapting to ...

On Sunday night, there will be a long-duration and high-altitude passing of the International Space Station. When and where to look.

This letter proposes a hidden convexity-based method to address distributed optimal energy flow (OEF) problems for transmission-level integrated electricity-gas systems. First, we develop a node-wise ...

Don Wilson, David Nelson of DRW’s real estate business, Convexity, sells the soon-to-close Getaway Hostel to Validus Capital for a discount ...