Asia markets subdued ahead of Yellen speech

Investors wait for hints about pace of US monetary tightening

Chinese Shares Up 3.97% As Regulator Denies IPO Rumour...NANJING, CHINA - FEBRUARY 6: (CHINA OUT) An investor walks pass the electronic display board at a stock exchange on Febraury 6, 2009 in Nanjing, Jiangsu Province of China. Chinese shares went up 3.97 percent today as the China Securities Regulatory Commission denied the market talk that initial public offerings (IPO) would be re-launched. (Photo by An Fu/ChinaFotoPress/Getty Images)

Dutch flash trader IMC hit by China probe

Latest fallout from last summer's stock market meltdown

Record heat fans commodity markets

Extra cooling demand in summer shrinks a gas market winter glut

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Pension megadeals lose their allure

Lower-for-longer rates lift cost of taking schemes off balance sheets

Insurance costs fail to match bond rally

Credit default swaps lag falling yields on corporate bonds

Fears over US market plumbing remain

A sharp drop in stocks last year revealed issues in trading rules