LONDON (Reuters) - World shares were on their longest losing streak of the year on Wednesday, as a rise in U.S. bond yields above 3 percent and warnings from top global firms about rising costs fed fears a boom in earnings may have peaked.

SAO PAULO (Reuters) - Claudia Maria de Oliveira is leery of online shopping. But while browsing social media recently, the 49-year-old Brazilian spotted a bargain-priced sandwich press from local retailer Magazine Luiza SA.

LONDON (Reuters) - World shares were on their longest losing streak of the year on Wednesday, as a rise in U.S. bond yields above 3 percent and warnings from top global firms about rising costs fed fears a boom in earnings may have peaked.

SINGAPORE/BEIJING (Reuters) - China's purchases of U.S. soybeans have come to a grinding halt, trade and industry sources say, as fears of further action by Beijing to curb imports of U.S. crops following last week's anti-dumping move on sorghum rattles the agriculture industry.

HONG KONG/SHANGHAI (Reuters) - Western banks are seeking clarification from China's securities watchdog on proposals to allow them to take over their onshore securities ventures, amid concerns about high asset value requirements and limits to ownership by non-financial investors.

ZURICH (Reuters) - Credit Suisse delivered its best quarterly results on Wednesday since Chief Executive Tidjane Thiam launched his restructuring plan for Switzerland's second-biggest bank in 2016, driven by its wealth management business.