The two government-chartered, shareholder-owned giants underpin some five trillion dollars in home loans, and the meltdown in shares this week raised fears of a government bailout, or a possible worsening of the credit crunch.The two government-chartered, shareholder-owned giants underpin some five trillion dollars in home loans, and the meltdown in shares this week raised fears of a government bailout, or a possible worsening of the credit The two government-chartered, shareholder-owned giants underpin some five trillion dollars in home loans, and the meltdown in shares this week raised fears of a government bailout, or a possible worsening of the credit The two government-chartered, shareholder-owned giants underpin some five trillion dollars in home loans, and the meltdown in shares this week raised fears of a government bailout, or a possible worsening of the credit