By Angela Moon NEW YORK (Reuters) - With the broad S&P 500 Index gliding once again into uncharted territory and posting four straight weeks of gains, the talk of Wall Street's rally inevitably hitting a ceiling is starting to get old. Concerns about a technical correction have been a hot topic for weeks, especially as the rally accelerated in May - the S&P 500 is up 4.4 percent so far this month and up nearly 17 percent for the year. But as the three major U.S. stock indexes inch higher and higher to set record after record, many analysts are shrugging off the pullback worries. ...

By Ann Saphir and Jonathan Spicer (Reuters) - The beginning of the end of the Federal Reserve's massive bond-buying program might come sooner than many investors think if recent gains in the U.S. labor market do not prove fleeting. Much will depend on how economic data, which has given mixed signals for growth prospects, develops over the next few months. Reports on job growth in particular will go a long way in helping Fed officials determine whether the time is right to trim the pace of their $85 billion in monthly purchases. The marked improvement in the labor market since the U.S. ...

By Allison Martell (Reuters) - Hope is fading for a global deal to regulate the airline industry's greenhouse gas emissions ahead of a fall deadline, even though failure could push the industry back to the brink of a trade war over the European Union's emissions trading system. Last November the EU suspended its controversial scheme to force all airlines to buy carbon credits for any flight arriving in or departing from European airspace. The scheme had pitted European states against China, the United States, India and others, who said it violated their sovereignty. ...

By Sonya Dowsett MADRID (Reuters) - Many duped savers at Spanish lender Bankia are shunning a state-supervised compensation scheme in favor of expensive lawsuits, prolonging a mis-selling scandal and complicating efforts to restore faith in the banking system. The disputes over mis-selling at Bankia and other nationalized banks have created a major headache for the government as it tries to take the next step in their rescue, imposing large losses on holders of junior debt. ...

By Manuela Badawy NEW YORK (Reuters) - With the world's biggest central banks driving yields on safe assets to near zero, some investors are tossing caution to the wind and rushing to buy illiquid and previously overlooked bonds sold by countries with no capital markets track record. Even the biggest investors acknowledge that "frontier markets" like Vietnam and Romania aren't for the faint of heart because nobody knows whether these new debt market players will be able to make good on their obligations. ...

By Clara Ferreira-Marques LONDON (Reuters) - Britain's parliament will this week consider whether to probe the transparency of oil and mining firms listed in London, an issue highlighted by corruption probes at emerging market miners which lawmakers fear have dented the stock market's reputation. The chairman of parliament's Committee for Business, Innovation and Skills said on Sunday he would this week propose an inquiry into issues including governance and anticorruption protection at mining and oil companies. The probe could start before the end of the parliamentary session in July. ...

ATHENS (Reuters) - Greece's bank rescue fund will aim to sell Hellenic Postbank and Proton by mid-July with big banks continuing to absorb small lenders as part of plans to revive the battered sector, the country's foreign lenders said in an inspection review. Greece is recapitalizing its four big banks and winding down others deemed non-viable to improve the sector's capacity to fund the economy out of a deep six-year recession. Banks suffered heavy losses from debt writedowns and bad loans. ...

LONDON (Reuters) - The clothing brand sold by Britain's biggest retailer Tesco said on Sunday it planned to open more than 50 new franchise stores worldwide over the next five years. F&F, which opened its first franchise store in Saudi Arabia last year, said it would open shops across the Middle East and in Kazakhstan, Georgia, Armenia and Azerbaijan. Up to six stores will be opened this year, with the first in the Kazakh capital Astana next month. F&F gave no details on how much the expansion would cost or how it would be funded. ...

BERLIN (Reuters) - German Economy Minister Philipp Roesler said the European Commission made a "grave mistake" by agreeing to impose punitive import duties on solar panels from China and urged the Commission to work to prevent the eruption of a trade conflict. "It's a grave mistake," Roesler told Welt am Sonntag newspaper on Sunday. He said China already warned the duties on solar panels would harm bilateral trade. "That shows: punitive import duties are the wrong instrument. ...

LOS ANGELES (AP) — "Star Trek: Into Darkness" has warped its way to a $70.6 million domestic launch from Friday to Sunday, though it's not setting any light-speed records with a debut that's lower than the studio's expectations.