A director at the world's biggest investor breaks down why investors are pouring into one of the riskiest markets

Bloomberg Jim Keenan managesover $160 billion in fixed-income assets for the world's biggestinvestor. As head of BlackRock’s global credit platform, Keenan overseesthe flagship BlackRock High Yield Bond Fund. In our recent interview withKeenan, he said a "regime shift" in the economy is encouraging investors to take on more risk. But that's only likely to becomea problemin the next two years or so. This interview was edited for length and clarity. Akin Oyedele: There has recently been a surge ...