BlackRock Inc., the world’s biggest asset manager, increased its Greek bond holdings, betting the European Union won’t allow the nation to default as Prime Minister George Papandreou cuts the bloc’s biggest deficit. The company has a so-called overweight position on Greek debt, holding more securitiesMichael Krautzberger, co-head of European fixed-income in London, after EU leaders pledged yesterday to help Greece regain control of its finances. than allocated in its benchmark, even after Standard & Poor’s, Fitch Ratings and Moody’s Investors Service cut the country’s credit grades in December. The fund may continue with this strategy for “some time,” said