Shanghai Composite hits seven-year high

European indices lose opening gains

New rules only lower bank risk in theory

True risk of financial institutions is understated, says Satyajit Das

Share buybacks: who really benefits?

Executives and investors are not always equal beneficiaries

Wasps rugby club launches bond issue

Vehicle aims to raise £35m from individual investors

Records leave markets stuck in time warp

Highs reinforce the lesson that valuation is a poor guide to short-term moves

EU and US aim for May in derivatives deal

Regulators negotiating end to two-year clearing house rules dispute

Turkish lira sinks to record low

Disquiet over political interference helps weaken currency

Rallies point to commodities turnround

Iron ore rose 12% this week while Brent oil hit 2015 high