Abstract: Both power systems and mechanical systems are inevitably subject to sudden external disturbances. Existing control methods primarily address the effects of unknown disturbances through the ...

Why is gold price down by 3%? Gold fell due to stronger US labour data. Nonfarm payrolls rose by 130,000 in January, and unemployment dropped to 4.3%. These figures suggest the Fed may keep rates high ...

In terms of offering deals to cost-conscious diners, Chipotle CEO Scott Boatwright is making it clear: The fast-casual chain doesn’t plan to go the Golden Arches route. Boatwright told Yahoo Finance ...

Reuters Why is silver price down today and will it go below $82 or rise to finally touch $200 level? Silver and gold prices react to US dollar movement, stock market gains, and interest rate ...

“Bitcoin breaching the 2021 all-time high of $69,000 is significant, but it doesn’t rule out further short-term downside,” says Matt Howells Barby, VP at Kraken. The crypto market is down today, ...

Gold and silver ETFs dropped sharply, with silver ETFs falling up to 18 percent. Gold futures fell 3%, silver futures dropped 11% on Thursday. Analysts view the dip as profit-taking; metals' long-term ...