With such low yields for US Treasuries and other high grade debt, many investors have moved further out on the risk curve to high yield bonds, but that has just compressed spreads and made it difficult for investors to find compelling investments even with the increased risk. Oaktree Capital Group LLC (NYSE:OAK) is expected to scale back its fundraising targets for exactly this reason, but Artisan Partners portfolio manager Bryan C. Krug argues that high yield bonds and leveraged loans are still the most attractive fixed income assets. Economic growth usually benefits high yield debt, even with rising rates “From a…