Ba(redirected from British Association screw thread)
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The two-character ISO 3166 country code forBOSNIA AND HERZEGOVINA.
A bond rating by Moody's. It is subdivided (in decreasing order) into Ba1, Ba2, and Ba3. A Ba rating is equivalent to a BB rating by S&P and Fitch. A Ba rating is the highest possible junk bond rating, meaning that a bond with this rating carries less risk than other junk bonds. Nevertheless, banks are prohibited from investing in them.