The US stock market is rigged in favour of high-speed electronic trading firms, which use their advantages to extract billions from investors, according to Michael Lewis, author of a new book on the topic, "Flash Boys: A Wall Street Revolt.
Stocks ended an unusual trading week shortened by superstorm Sandy's devastating sweep through the US Northeast with a selloff on Friday, as major indexes erased early gains sparked by a stronger-than-expected payrolls report.
Brent crude edged towards $125 a barrel on Wednesday, rebounding from sharp losses a day earlier, as lower-than-expected US crude stocks and a weaker dollar offset the prospect of top exporter Saudi Arabia ramping up supply.
Global stocks closed their worst quarter in nearly three years on nagging concerns about the world economy and the lack of a credible solution to Europe's debt crisis.
The euro and most commodity prices also fell as investors' sear
Global stocks ceded more ground on Friday, hurt by mounting concerns the US economy is heading into another recession and as some European lenders faced a short-term funding crunch, highlighting the risk of another banking crisis.
Brent held above $112 on Thursday, buoyed by tighter US oil stocks and a weaker dollar after an initial favourable vote on austerity measures by Greece's parliament, but concerns that the IEA may decide to release more oil next month capped ga
Brent crude oil rose more than $2 a barrel on Wednesday as growing confidence that the Greek parliament would approve an austerity programme helped ease fears of a first euro zone sovereign debt default.
Expectations the programme would be
Oil fell sharply on Thursday, with North Sea Brent down more than $6 per barrel, after the International Energy Agency said 60 million barrels of oil would be released from strategic stockpiles to help the global economy.
Oil fell on Wednesday on concerns about the health of the European and US economies and as the dollar rose against other currencies following a higher-than-expected US inflation report.
Doubts also grew over the outlook for fuel demand in
Oil prices rose on Tuesday, after sliding by around 15 per cent so far in May, but investors were still concerned about global growth prospects after a slew of weak economic data.
ICE Brent for July was up 68 cents at $111.52 by 1036 GMT.